what is the the área for 8m 15m 5m 11m 15m 5m

What Is The The Rea For 8m 15m 5m 11m 15m 5m

Answers

Answer 1

Given data:

The given figure is shown.

The area of the given figure is,

\(\begin{gathered} A=(15\text{cm)(8cm)}+(11\text{ cm)(5 cm)} \\ =175cm^2 \end{gathered}\)

Thus, the area of the shaded region is 175 cm^2.


Related Questions

789342 x 152387 x 69248

Answers

Answer: 8.3295e15



Step by step Explanation:
I used a calculator

Baseball Games
y
22
20
18
16
14
Number of
Games
Won
12
10
8
6
4.
2.
Х
0
2
2
4
6
8
8
10
12
Number of Months of Practice
Part A: What is the approximate y-intercept of the line of best fit and what
does it represent? (5 points)
Part B: Write the equation for the line of best fit in slope-intercept form and
use it to predict the number of games that could be won after 13 months of
practice. Show your work and include the points used to calculate the slope.
(5 points)

Baseball Gamesy2220181614Number ofGamesWon1210864.2.02246881012Number of Months of PracticePart A: What

Answers

I think it’s y 12 and x 5

In 3x + 5y - 6 the coefficient of y is ?

In 3x + 5y - 6 the coefficient of y is ?

Answers

The coefficient is the number on the variable. So the answer is 5

Which of the following systems of inequalities has point D as a solution?

Which of the following systems of inequalities has point D as a solution?

Answers

Answer:

f(x) \(\leq\) 3x + 4

g(x)  ≥ -1/2x - 5

Step-by-step explanation:

Point D is below f(x)  and above g(x)

Helping in the name of Jesus.

The vertices of figure PQRS are translated to form figure P'Q'R'S'. Select all the statements that describe the two figures. Q S R P' S' Q' 'R
the anawer choices are : A. P Q R S is the preimage of PQRS, B. the two figures are congruent, C. the two figures are in different positions , but have the same orientation, D. the two figures are in different positions and have oppsoite orientation , E. corresponding angles and sides of the figures have the same measures.​

The vertices of figure PQRS are translated to form figure P'Q'R'S'. Select all the statements that describe

Answers

The true statements are:

(B) Both figures are congurent.

(C) The two figures have the same orientation but different positions.

(E) Corresponding angles and sides have the same measures.

What is orientation?

In geometry, how an item is positioned in the space it occupies—such as a line, plane, or rigid body—is described in terms of its orientation, angular position, attitude, bearing, and direction.

It refers more particularly to the fictitious rotation required to shift an object from a reference placement to its present location.

To get to the current positioning, a rotation might not be sufficient.

It could be required to include a fictitious translation known as the object's location (or position, or linear position).

Together, the position and orientation completely explain where the object is situated in space.

Therefore, the true statements are:

(B) Both figures are congurent.

(C) The two figures have the same orientation but different positions.

(E) Corresponding angles and sides have the same measures.

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PLEASE HELP FAST WILL MARK BRAINLIEST!!

PLEASE HELP ON THIS QUESTION IVE BEEN STUCK ON IT FOR HOURS! WILL MARK BRAINLIEST ASAP!!
I think the answer needs to be in hours. This is worded so badly that it just frustrates me :(

Your realized income from your primary job is $2,034.24/month. Your fixed expenses are 30% of your primary job’s realized income. You have a 2nd job that pays $9.50/hr with deductions of FICA (7.65%), federal tax withholding (11.5%), and state tax withholding (7.75%). If you want to save enough in the next 10 months to have an emergency fund that will cover 5 months using only 20% of your discretionary monies from your primary job, how many hours per month do you need to work at your 2nd job to meet your monthly savings goals?

Answers

Answer:

Monthly income from my primary job: $2034.24

Fixed expenses per month: 30% of monthly income from primary job = 30% x $2034.24 = $610.27

Remaining income: $1423.97

Hourly income from secondary job: $9.5

Deductions are:

FICA - 7.65% of hourly income = 7.65% x $9.5 = $0.72675

Federal tax withholding = 11.5% x $9.5 = $0.10925

State tax withholding = 7.75% x $9.5 = $0.73625

Thus, the remaining income in hand would be $7.8445/hr

The amount he can earn in next 5 months: ($2034.24 x 5) + ($9.5 x 30 x 5) = $10171.2 + $1425 = 11592.2

=> $11592.2 is the amount he needs to save in next 10 months.

20% of primary income needs to be saved: 20% x $1423.97 = $284.794

In 10 months: $284.794 x 10 = $2847.94 (this is amount he will save from primary income)

Reamining amount to save: $11592.2 - $2847.94 = $8748.26 (this is the amount he'll save from secondary job)

$9.5 x 920 = $8740 (approx $8748.26)

Thus, it will have to work 920 hours to save that much.

(Total Costs and Debt Payoff MC)
A borrower-owes $5,675 on a credit card with a 22.4% interest rate compounded monthly. What monthly payment should be made in
order to pay off this debt in 12 months, assuming there are no more purchases with the card?
A spreadsheet was used to calculate the correct answer. Your answer may vary slightly depending on the technology used.
O$481.74
O$532.24
3544.57
$536.66

Answers

The monthly payment required to pay off a debt of $5,675 in 12 months is  $532.24

To determine the monthly payment required to pay off a debt of $5,675 in 12 months, we need to consider the monthly compounding interest rate of 22.4%. Let's calculate the monthly payment using the correct formula:

P = A / ((1 - (1 + r)^(-n)) / r)

Where:

P = Monthly payment

A = Principal amount (debt)

r = Monthly interest rate (annual interest rate divided by 12 and converted to decimal)

n = Total number of payments (months)

In this case, the principal amount (A) is $5,675, the monthly interest rate (r) is 22.4% divided by 12, or approximately 0.0224/12 = 0.0018667, and the total number of payments (n) is 12.

Let's calculate the monthly payment:

P = 5675 / ((1 - (1 + 0.0018667)^(-12)) / 0.0018667)

P ≈ $532.24

Therefore, the correct answer is option 2: $532.24

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the product of 9 and the sun of a number and 1

Answers

The product of 9 and the sum of a number and 1 is calculated as; 9 *(x + 1)

How to express algebra word problems?

We want to find out the product of 9 and the sum of a number and 1.

Now, it is vital to know that when dealing with algebraic word problems we have to take proper note of the algebraic variables and the given mathematical operations.

Now, we are told that the product of 9 and the sum of a number and 1. Let the unknown number be x and as such we can say that the expression of the given algebraic statement is given as;

9 *(x + 1)

Thus we conclude that the product of 9 and the sum of a number and 1 is calculated as; 9 *(x + 1)

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PLEASE HELP PLEASE (dont do links)

PLEASE HELP PLEASE (dont do links)

Answers

Answer:

B

-2(0)²+24(0)-54

= -54

Answer:

I think its C

Step-by-step explanation:

y intercepts (0,-54)

9. x²+x-1=0
=> 1-x/2x²+x²/2x-2=?
A) -2
B) -1
C) 0
D) 1
E) 2

9. x+x-1=0=> 1-x/2x+x/2x-2=?A) -2B) -1C) 0D) 1E) 2

Answers

The value of the equation (1 - x)/2x² + x²/(2x - 2) is 0 if x² + x - 1 = 0

How to determine the solution to the equation?

From the question, the equation is given as

x² + x - 1 = 0

Make x² the subject of the above equation

So, we have the following equation

x²  = 1 - x

The equation to calculate is given as

(1 - x)/2x² + x²/(2x - 2) = ?

Substitute x²  = 1 - x

(1 - x)/2x² + x²/(2x - 2) = x²/2x² + x²/(2x - 2)

Evaluate the quotient

So, we have the following equation

(1 - x)/2x² + x²/(2x - 2) = 1/2 + x²/(2x - 2)

Factor out -2

(1 - x)/2x² + x²/(2x - 2) = 1/2 - x²/2(1 - x)

Substitute x²  = 1 - x

Factor out -2

(1 - x)/2x² + x²/(2x - 2) = 1/2 - x²/2x²

Evaluate the quotient

(1 - x)/2x² + x²/(2x - 2) = 1/2 - 1/2

Evaluate the difference

(1 - x)/2x² + x²/(2x - 2) = 0

Hence, the solution to the equation is 0

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The graph shows the mass of the bucket containing liquid depends on the volume of liquid in the bucket. Use the graph to find the range of the function.

The graph shows the mass of the bucket containing liquid depends on the volume of liquid in the bucket.

Answers

The range of the function is determined as 1 ≤ M ≤ 6.5 kg.

What is range of a function?

The range of a function is the complete set of all possible resulting values of the dependent variable (y, usually), after we have substituted the domain.

Also we can defined a domain of a function as all the possible values that go into a function.

From the  graph the range of the function of the mass of the bucket is calculated as follows;

The minimum value of the mass of the bucket = 1

The maximum value of the mass of the bucket = 6.5 kg

The range of the function (mass, M of the bucket) = {1, 2, 3, 4, 5, 6.5 kg}

1 ≤ M ≤ 6.5 kg

Thus, the range of the function includes numbers ranging from 1 to 6.5 kg. That is  {1, 2, 3, 4, 5, 6.5 kg}.

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1600 with a 6% interest rate

Answers

The simple interest on 1600 with a 6% interest rate for 2 years is $192.

What is the simple interest?

The simple interest simply means the method that's used to calculate the interest that's charged on a loan or money given out.

In this situation, we want to calculate the simple interest on 1600 with a 6% interest rate for 2 years. This will be calculated thus:

Simple interest = Principal × Rate × Interest

Simple interest = $1600 × 6% × 2

Simple interest = $1600 × 0.06 × 2

Simple interest = $192

The interest is $192.

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Complete question

Calculate the simple interest on 1600 with a 6% interest rate for 2 years.

A company sells 14 types of crackers that they label varieties 1 through 14, based on spice level. What is the probability that the purchase results in a selection of a cracker with number less than or equal to 4, or a number greater than 10

Answers

Answer:

\(P(x\le 4\ or x> 10) = \frac{4}{7}\) or \(P(x\le 4\ or x> 10) = 0.5714\)

Step-by-step explanation:

Given

\(x = \{1,2,3,4,5,6,7,8,9,10,11,12,13,14\}\)

Required

Determine \(P(x\le 4\ or x> 10)\)

Because the events are independent, the probability can be solved using:

\(P(A\ or\ B) = P(A) + P(B)\)

So, we have:

\(P(x\le 4\ or x> 10) = P(x \le 4) + P(x > 10)\)

When \(x \le 4\), we have: \(x = \{1,2,3,4\}\)

So:

\(P(x \le 4) = \frac{4}{14}\)

Also:

When \(x > 10\), we have: \(x = \{11,12,13,14\}\)

So:

\(P(x>10) =\frac{4}{14}\)

\(P(x\le 4\ or x> 10) = P(x \le 4) + P(x > 10)\) becomes

\(P(x\le 4\ or x> 10) = \frac{4}{14} + \frac{4}{14}\)

\(P(x\le 4\ or x> 10) = \frac{4+4}{14}\)

\(P(x\le 4\ or x> 10) = \frac{8}{14}\)

\(P(x\le 4\ or x> 10) = \frac{4}{7}\)

\(P(x\le 4\ or x> 10) = 0.5714\)

What is the perimeter of the triangle shown to the nearest tenths

What is the perimeter of the triangle shown to the nearest tenths

Answers

Answer:

22 (I think)

Step-by-step explanation:

The picture is a lil blurry so I'm not sure if I counted the squares right. But basically, you count the squares from one dot to the next. For example, the one on the top that goes in a horizontal line is 6 squares. As for the other two lines, you count from the dot you're starting at and count VERTICALLY until you reach the same line as the point of the triangle. Like with the left side, it starts at point -5, 4 and you'll count how many squares it takes until you reach the same y-axis line as the tip of the triangle. So you should get to -5, -4 for the left side which counts to 8 squares. Same for the other side, also being 8 squares. Then just add it up. 8+8+6=22.

8) Which table shows a proportional relationship between x and y?
1
y
1
4
2
3
4
8
4
6
10
с
12
8
А
9
16
14
16
12
22
20
20
15
28
x
3
.
y
5
1
12
6
10
2
14
12
D
w N
B
15
16
18
18
4
24
20
20
30
25
5
9 Danielle constructs a scale model of a building with a rectangular base. Her model

8) Which table shows a proportional relationship between x and y?1y14234846101289161416122220201528x3.y511261021412Dw

Answers

Answer:

  D

Step-by-step explanation:

A table shows a proportional relationship if all of the y/x ratios are the same.

  A: 4/3 ≠ 10/6 . . . . not proportional

  B: 6/12 ≠ 12/14 . . . . not proportional

  C: 2/4 ≠ 20/20 . . . . not proportional

  D: 1/5 = 2/10 = ... = 5/25 . . . . proportional relationship

Answer:

D

Step-by-step explanation:

1*5=5

2*5=10

3*5=15

4*5=20

5*5=25

What is the area of
the segment? Express
the answer in terms
of pi.

What is the area ofthe segment? Expressthe answer in termsof pi.

Answers

The area of the segment is 9( π-2) units²

What is area of segment?

The area of a figure is the number of unit squares that cover the surface of a closed figure.

A segment is the area occupied by a chord and an arc. A segment can be a major segment or minor segment.

Area of segment = area of sector - area of triangle

area of sector = 90/360 × πr²

= 1/4 × π × 36

= 9π

area of triangle = 1/2bh

= 1/2 × 6²

= 18

area of segment = 9π -18

= 9( π -2) units²

therefore the area of the segment is 9(π-2) units²

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Jessica choose fruit cup and salad as the side dishes with her lunch everyday for 15 days

Answers

Answer:

she ate about 2.5 fruit cups each day

Step-by-step explanation:

A sample of 36 observations is selected from a normal population. The sample mean is 49, and the population standard deviation is 5. Conduct the following test of hypothesis using the .05 significance level.
H0: ? = 50
H1: ? = 50
What is the value of the test statistic?
What is the p-value?
A recent national survey found that high school students watched an average (mean) of 6.5 DVDs per month with a population standard deviation of 0.60 hour. The distribution of DVDs watched per month follows the normal distribution. A random sample of 33 college students revealed that the mean number of DVDs watched last month was 5.80. At the 0.05 significance level, can we conclude that college students watch fewer DVDs a month than high school students?
What is the p-value?

Answers

Answer:

A) p = 0.230139

B) p = 0 .00001

There is not enough evidence to show that fewer DVDs a month than high school students

Step-by-step explanation:

A) The correct hypothesis are;

Null hypothesis;H0: μ = 50

Alternative hypothesis;H1: μ ≠ 50

We are given;

Sample mean; x' = 49

Standard deviation; σ = 5

Sample size;n = 36

Formula for the test statistic is given by;

z = (x' - μ)/(σ/√n)

z = (49 - 50)/(5/√36)

z = -1.2

So, from online p-value calculator from z-values as attached, using z-score of -1.2, significance level of 0.05, two tailed, we have;

p = 0.230139

B) we are given ;

x = 5.80

μ = 6.5

n = 33

Standard deviation;σ = 0.6

Significance level = 0.05

Hypotheses are;

Null hypothesis;H0: μ = 6.5

Alternative hypothesis; μ < 6.5

So, formula for the test statistic again;

z = (x' - μ)/(σ/√n)

z = (5.8 - 6.5)/(0.6/√33)

z = -6.7

from online p-value calculator z-values as attached, using z-score of -6.7, significance level of 0.05, one tailed tailed, we have;

p = 0 .00001

This is less than the significance level of 0.05, thus we will reject the null hypothesis and conclude that there is no evidence to show that fewer DVDs a month than high school students

A sample of 36 observations is selected from a normal population. The sample mean is 49, and the population
A sample of 36 observations is selected from a normal population. The sample mean is 49, and the population

318÷53 with a remainder

Answers

Answer:

6

Step-by-step explanation:

318 / 53  = 6

the remainder is 0

You have been hired t0 design family-friendly see-saw. Your design will featurc uniform board (mass M , length L) that can be moved so that the pivot is distance d from the center of the board. This will allow riders t0 achieve static equilibrium even if they are of different mass_ as most people are _ You have decided that each rider will be positioned so that hishher center of mass will be distance Xoffset from the end of the board when seated as shown. You have selected child of mass m (shown on the right) , and an adult of mass times the mass of the child (shown On the left) to test out your prototype. (a) Derive an expression for the torque applied by the adult rider (on the left) in terms of given quantities and variables available in the palette. Assume counterclockwise is positive_ Xoffct Xottct (b) Derive an expression for the torque applied by the child rider (on the right) in terms of given quantities and variables available in the palette . Assume counterclockwise is positive. Derive an expression for the torque applied by the board in terms of given quantities and variables available in the palette_ Othcexpertta.COm Determine the distance d in terms of n, g and the masses and lengths in the problem. Determine the magnitude of the force exerted on the pivot point by the see-saw while in use in terms of given quantities and variables available in the palette'

Answers

Where F_pivot is the magnitude of the force exerted on the pivot point.

What are perpendicular lines?

Perpendicular lines are lines that intersect at a right angle (90 degrees). In other words, if you draw a line perpendicular to another line, the two lines will form four right angles at the point where they intersect.

(a) The torque applied by the adult rider (on the left) can be calculated as the product of the force applied by the rider and the perpendicular distance from the pivot to the force. Let F_a be the force applied by the adult rider and let r_a be the perpendicular distance from the pivot to the force. Then, the torque applied by the adult rider is:

τ_a = F_a * r_a

The perpendicular distance r_a can be calculated using the Pythagorean theorem:

r_a = sqrt((L/2 - d)^2 + Xoffset^2)

Therefore, the torque applied by the adult rider is:

τ_a = F_a * sqrt((L/2 - d)^2 + Xoffset^2)

(b) Similarly, the torque applied by the child rider (on the right) can be calculated as:

τ_c = F_c * sqrt((L/2 + d)^2 + Xoffset^2)

where F_c is the force applied by the child rider and r_c is the perpendicular distance from the pivot to the force, which can be calculated using the Pythagorean theorem.

(c) The torque applied by the board can be calculated as the sum of the torques applied by the two riders:

τ_b = τ_a + τ_c

Substituting the expressions for τ_a and τ_c, we get:

τ_b = F_a * sqrt((L/2 - d)^2 + Xoffset^2) + F_c * sqrt((L/2 + d)^2 + Xoffset^2)

(d) To determine the distance d in terms of given quantities and variables, we can use the condition for static equilibrium, which requires that the sum of the torques about the pivot point is zero:

τ_a + τ_c = 0

Substituting the expressions for τ_a and τ_c and simplifying, we get:

F_a * (L/2 - d) = F_c * (L/2 + d)

Solving for d, we get:

d = (F_a/F_c - 1) * L/4

Substituting F_a = Mg and F_c = mg, where M is the mass of the adult rider, m is the mass of the child rider, and g is the acceleration due to gravity, we get:

d = (M/m - 1) * L/4

(e) The magnitude of the force exerted on the pivot point by the see-saw while in use can be calculated using the condition for static equilibrium, which requires that the sum of the forces in the vertical direction is zero:

F_a + F_c = Mg + mg

Substituting F_a = Mg and F_c = mg, we get:

F_pivot = Mg + mg

Therefore, where F_pivot is the magnitude of the force exerted on the pivot point.

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Met Manufacturing produces inexpensive sunglasses. The selling price per pair is $9.44, with variable costs per pair being $2.19. Fixed costs, which include paying off the plant, labor, insurance, marketing, and management, are $748,374. What is the break-even point?

Answers

The sοlutiοn οf the given prοblem οf unitary methοd cοmes οut tο be  fοr Met Manufacturing tο turn a prοfit, 103,184 sunglasses must be sοld.

Definitiοn οf a unitary methοd.  

The well-knοwn straightfοrward apprοach, actual variables, and any relevant infοrmatiοn frοm the initial and specialist questiοns can all be used tο finish the assignment. Custοmers may be given anοther chance tο try the gοοds in respοnse. If nοt, significant expressiοn in οur understanding οf prοgrams will be lοst.

Here,

We must figure οut hοw many pairs οf sunglasses must be sοld tο cοver the fixed and variable cοsts in οrder tο reach the break-even pοint.

Assume that X sunglasses must be sοld tο break even.

Fixed cοst plus variable cοst equals tοtal cοst.

Selling price x Number οf units sοld equals tοtal revenue.

The tοtal revenue and entire expense are equal at the break-even pοint.

Thus, we can cοnstruct the equatiοn:

Fixed cοst plus variable cοst multiplied by the selling price equals the quantity sοld.

=>  $9.44 X = $748,374 + $2.19 X

=>  $9.44 X - $2.19 X = $748,374

=>  $7.25 X = $748,374

=>  X = $748,374 / $7.25

=>   X = 103,184

Therefοre, fοr Met Manufacturing tο turn a prοfit, 103,184 sunglasses must be sοld.

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What is the value of | -9 | ?!!!!

Answers

Answer:

9

Step-by-step explanation:

Step-by-step explanation:

|-9|=9

..

because inside | | numbers are always positive

What are the foci of the graph x^2/40-y^2/81=1

Answers

Answer:

Step-by-step explanation:

(y^2)/1600-(x^2)/81=1. y21600−x281=1 y 2 1600 - x 2

Answer: y21600x281=1 y 2 1600 - x 2

Step-by-step explanation: for sure chfjjgffjfj ;)

Greg has 4 shirts: a white one, a black one, a red one, and a blue one. He also has two pairs of pants, one blue and one tan. What is the probability, if Greg gets dressed in the dark, that he winds up wearing the white shirt and tan pants? Show your work. (10 points)
MARKING BRINLIEST AND GIVING A LOT OF POINTS PLSSSS HELP

Answers

The probability, if Greg gets dressed in the dark, that he winds up wearing the white shirt and tan pants is 0.125 or 12.5%.

To find the probability that Greg winds up wearing the white shirt and tan pants while getting dressed in the dark, we need to find out all the possible outfit options. According to the question given, first we nned to find out number of outfit combinations possible.

Total number of Outfit Combinations:

There are 4 shirts: a white one, a black one, a red one, and a blue one and also two pairs of pants, one blue and one tan. So, total number of possible outfit combinations would be 4 * 2 = 8.

No of favourable options:

As given in the question, Greg wears white shirt and tan pants. There is only one white shirt and one tan pant. So, number of favourable options would be only 1 .

Probability = Number of favourable outcomes/Total no. of combinations

Probability = 1/8

Probability = 0.125 or 12.5%

Therefore, the probability, if Greg gets dressed in the dark, that he winds up wearing the white shirt and tan pants is 0.125 or 12.5%.

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When Ibuprofen is given for fever to
children 6 months of age up to 2 years, the
usual dose is 5 milligrams (mg) per kilogram
(kg) of body weight when the fever is under
102.5 degrees Fahrenheit. How much
medicine would be usual dose for a 18
month old weighing 21 pounds?
milligrams
Round your answer to the nearest milligram.

Answers

Answer: The usual dose for an 18-month-old weighing 21 pounds is 48 mg of ibuprofen.

Step-by-step explanation: To find the usual dose of ibuprofen for a child, we need to follow these steps:

Convert the child’s weight from pounds to kilograms. One pound is equal to 0.4536 kilograms, so we multiply 21 by 0.4536 to get 9.5256 kilograms.Multiply the child’s weight in kilograms by the dose per kilogram. The dose per kilogram is 5 mg when the fever is under 102.5 degrees Fahrenheit, so we multiply 9.5256 by 5 to get 47.628 mg.Round the result to the nearest milligram. To round a number to the nearest milligram, we look at the digit after the decimal point. If it is 5 or more, we add one to the digit before the decimal point and drop the rest. If it is less than 5, we keep the digit before the decimal point and drop the rest. In this case, the digit after the decimal point is 6, which is more than 5, so we add one to the digit before the decimal point and drop the rest. The result is 48 mg.

Therefore, the usual dose for an 18-month-old weighing 21 pounds is 48 mg of ibuprofen. Hope this helps, and have a great day! =)

a rectangle with a width of 30 centimeters has a perimiter of 100 centimeters to 160 centimeters graph a compound inequality

Answers

Answer:

5 ≤ L ≤ 35

Step-by-step explanation:

Let w represent the width of the rectangle.

The perimeter (P) of the rectangle is given by:

P = 2w + 2L

Where L is the length of the rectangle.

We know that w = 30 cm and that the perimeter is between 100 and 160 cm. We can now set up our compound inequality:

100 ≤ 2(30) + 2L ≤ 160

100 ≤ 90 + 2L ≤ 160

10 ≤ 2L ≤ 70

We can now divide both sides by 2 to solve for L:

5 ≤ L ≤ 35

Therefore, the compound inequality that represents the graph of a rectangle with a width of 30 centimeters and a perimeter of 100 centimeters to 160 centimeters is:  5 ≤ L ≤ 35

Find a and b using the factor theorem.
\(f(x)=x^3+ax^2+bx-12\) has factor \((x-1), (x+1)\)

Answers

The values of a and b using the factor theorem for the polynomial f(x), we set f(1) and f(-1) equal to zero. Solving the resulting system of equations, we find that a = 12 and b = -1.

To find the values of a and b using the factor theorem, we need to use the given factors (x - 1) and (x + 1) and the fact that they are roots of the polynomial f(x).
The factor theorem states that if (x - c) is a factor of a polynomial, then f(c) = 0. Therefore, we can set x = 1 and x = -1 in the polynomial f(x) to get two equations.
First, let's substitute x = 1 into f(x):
f(1) = (1)^3 + a(1)^2 + b(1) - 12
f(1) = 1 + a + b - 12
Next, let's substitute x = -1 into f(x):
f(-1) = (-1)^3 + a(-1)^2 + b(-1) - 12
f(-1) = -1 + a - b - 12
Since (x - 1) and (x + 1) are factors, f(1) and f(-1) must equal zero. Therefore, we can set the two equations equal to zero and solve for a and b:
1 + a + b - 12 = 0
-1 + a - b - 12 = 0
Rearraning the equations, we have:
a + b = 11
a - b = 13
Now, we can solve this system of equations. Adding the two equations, we get:
2a = 24
a = 12
Substituting the value of a into one of the equations, we find:
12 - b = 13
b = -1
Therefore, the values of a and b are 12 and -1 respectively.

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What is the value of x when y equals 66?

y=0.985897x+0.194185

Answers

Answer:

x = 66.74715005725

Step-by-step explanation:

First you bring over the added variable. 0.194185, and subtract it from 66. Then you divide your difference by 0.985897. This gives you 66.74715005725

PLEASE SOLVE THIS IM GIVING 40 POINTS

PLEASE SOLVE THIS IM GIVING 40 POINTS

Answers

The coordinates of the point P lying between AB is found as (7, -2/5).

What is termed as the section formula?The Section formula is used to calculate the coordinates of a point that separates a line segment either internally or externally into a certain ratio. When a point separates a line segment in some ratio, we just use section formula to determine the coordinates of the that point.

For the given question;

The two end coordinates are;

(x₁, y₁) = (8, 0)

(x₂, y₂) = (3, -2)

The ratio of the division is;

AP/PB = 1/4

OR

m:n = 1:4

The Formula for finding the coordinates of P for internally crossing is;

x = (mx₂ + nx₁)/(m + n)

y = (my₂ + ny₁)/(m + n)

Put the values;

x = (mx₂ + nx₁)/(m + n)

x = (1×3 + 4×8)/(1 + 4)

x = (3 + 32)/5

x = 7

Now for y coordinates.

y = (my₂ + ny₁)/(m + n)

y = (1×(-2) + 4×0)/(1 + 4)

y = -2/5

Thus, the coordinates of the point P lying between AB is found as (7, -2/5).

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Which value of x in the equation 18x + 5 - 3 = 65 makes the equation true

Answers

Answer:

the value of x that makes the equation true is x = 3.5.

Step-by-step explanation:

To find the value of x that makes the equation 18x + 5 - 3 = 65 true, we need to simplify the equation and solve for x.

Starting with the equation:

18x + 5 - 3 = 65

First, combine like terms:

18x + 2 = 65

Next, isolate the term with x by subtracting 2 from both sides:

18x = 65 - 2

18x = 63

Finally, divide both sides of the equation by 18 to solve for x:

x = 63 / 18

x = 3.5

Therefore, the value of x that makes the equation true is x = 3.5.

The answer is:

x = 7/2 (3.5 in decimal form)

Steps & work :

First, I focus only on the left side.

Combine like terms:

\(\sf{18x+5-3=65}\)

\(\sf{18x+2=65}\)

Subtract 2 from each side:

\(\sf{18x=63}\)

Now, divide each side by 18:

\(\sf{x=\dfrac{63}{18}\)

Clearly, this fraction is not in its simplest terms, and we can divide the top and bottom by 9:

\(\sf{x=\dfrac{7}{2}}\)

\(\therefore\:\:\:\:\:\:\stackrel{\bf{answer}}{\boxed{\boxed{\tt{x=\frac{7}{2}}}}}}\)

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