Answer:
C) 55 cm^2
Step-by-step explanation:
(12x3)+(8x2)+(1/2)(3)(2) = 55
The area of composite figure is 55 square cm .
What is area?
The space occupied by a flat shape or the surface of an object is called area.
Formula for the area of triangle\(A = \frac{1}{2}bh\)
Where,
A is the area of triangle
b is the base of the triangle
h is the height of the triangle
Formula for the area of parallelogramA = b × h
Where,
A is the area of parallelogram
b is the base of parallelogram
h is the height of the parallelogram
Formula for the area of rectangleA = length × breadth
According to the given figure
Composite figure is made up of triangle, rectangle and parallelogram
Also,
Height of triangle = 3cm
Base of the triangle = 2cm
length of the rectangle = 8cm
breadth of the rectangle = 2cm
Height of the parallelogram = 3cm
Base of the parallelogram = 12cm
Therefore,
Area of triangle = 1/2 × 3 ×2 = 3 square cm
Area of rectangle = 2 × 8 = 16 square cm
Area of parallelogram = 12 × 3 = 36 square cm
Therefore,
Area of the composite figure = area of triangle + area of parallelogram + area of rectangle
⇒ Area of composite figure = 36 + 16 + 13 = 55 square cm.
Hence, the area of composite figure is 55 square cm .
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Emma volunteered at an animal shelter for a total of 119 hours over 6 weeks. Estimate the number of hours she volunteered each week
Answer:
20 hours
Step-by-step explanation:
In a right triangle, sin (4x-5)^\circ(4x−5) ∘ = cos (3x+4)^\circ(3x+4) ∘ . Find the smaller of the triangle’s two acute angles.
The smaller of the triangle’s two acute angles is 65 degrees
What is acute Angle?Less than 90 degrees is the acute angle measurement. Right angles are 90 degrees in length. Angles that are obtuse are more than 90 degrees. Discover the various sorts of angles and examples of each.
Given:
Angles in a triangle
\(sin (4x-5)^\circ= cos (3x+4)^\cir\)
Since, sin \(\theta\)= cos(90 - \(\theta\)),
cos(90 - (4x - 5 )) = cos(3x +4)
cos(85 - 4x) = cos (3x+4)
Cancel out the cosine functions to have:
85- 4x = 3x+ 4
81 = 7x
x= 11.57
Hence, the smaller of two acute angles is 11.57 degrees
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Answer:
27
Step-by-step explanation:
Prompt
Why is it advantageous to take market trends into consideration when planning a career path?
It is advantageous to take market trends into consideration when planning a career path because the necessary skill sets needed in the current market are highlighted.
What is a Career?This is usually in the form of a profession which undergoes special training and knowledge and acts as a life work for the individual and examples include Doctor etc. This helps to provide the main source of income in which a person is dependent on in ensuring his/her family are well taken care of.
The market trends into consideration when planning a career path because of the knowledge of the necessary skills in the market which therefore ensures it is lucrative and more money is earned as a result. This helps to reduce the various vices which are associated with unemployment.
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Solve for the indicated variable.
w=x + y/z for y
Answer:
z(w-x) =y
Step-by-step explanation:
w=x + y/z
Subtract x from each side
w-x=x-x + y/z
w-x = y/z
Multiply each side by z
z(w-x) = y/z *z
z(w-x) =y
Type the correct answer in each box.
Day Amount
1
$26
2
$23
3
$31
4
$26
5
534
The table shows the amount Bill spent on 5 days last week.
The mean of the amount he spent is $
The mean absolute deviation is $
Reset
Next
The mean absolute deviation is $106.6.
Given the table shows the amount Bill spent on 5 days last week.
DayAmount12622313126534To find the mean of the amount he spent: The formula for calculating the mean of a given set of values is mean=∑x/n where x represents the values, n represents the number of values, and ∑x represents the sum of the values.
Mean=total sum of values/total number of values Mean=(26+23+31+26+534)/5Mean=640/5Mean=128So,
the mean of the amount he spent is $128.To find the mean absolute deviation: The mean absolute deviation (MAD) is the average distance between each data value and the mean. MAD shows how much the data set deviates from the mean. The formula for calculating the MAD is MAD=∑|xi−m|/n where xi represents the values, m represents the mean, and n represents the number of values. So, the calculation for each day is:
Day Amount Absolute deviation from mean1 26 |128-26|=102 23 |128-23|=105 31 |128-31|=974 26 |128-26|=102 534 |128-534|=406
The sum of all absolute deviations is:
10+10+97+10+406=533The mean absolute deviation (MAD) is: MAD=533/5=106.6So.
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Para monetizar contenidos en una red social, los videos nuevos que sean subidos deben superar las 1300 visitas diarias, y para monetizar los antiguos, han de tener mínimo 3000 visualizaciones y acumular 1000 visitas diarias.
¿Con qué expresiones algebraicas se pueden visualizar las visitas que han de tener cada día ambos tipos de video?
Answer:
Upcoming technology made of large organic molecules and genetically engineered protein is calledRelated to the Business means, directly or indirectly, used in, arising from or relating in any manner to the BusinessWelcome to Gboard clipboard, any text you copy will be saved here.
Which system of inequalities is represented by the graph? i need help on this for a test
Answer:
Line 1:
We know that the dotted line is the first equation since it is the only one without an 'equal to'
We can see that the y-intercept of the line is '+2'
Now to find its slope
since slope is rise/run and we see that the slope goes down 4 units while travelling only 2 units on the x plane
So, the slope = -2
Hence, it's formula is y _ -2x +2
i left a dash in the equation to explain why it will be a '<'
In the graph, we can see that the shaded region is the area where values of all the graphs overlap
Hence, for the area of overlap to be below our line 1, the symbol is <
Therefore, the equation for line 1:
y < -2x + 2
This eliminated option 1 and 4 since their equation is different
Line 2:
Again in this one, the symbol will be a less than since the area of overlap is below the line but since the line is not dotted,
the symbol will be ≤ (less than or equal to)
One of the 2 remaining lines is linear and since the line in question is not linear, we know which line we are talking about
Now to find its equation
y-intercept = -1
Slope = Rise / Run
Since its y increases by 1 whenever the x increases by 2
Rise = 1 Run = 2
Slope = 1/2
Equation:
y ≤ x/2 -1
Now that we have 2 of the 3 equations, we are basically done
We can see that the only system of inequalities that satisfies our equations is 2
Hence, option 'b' is correct
What is the solution to the given inequality? 1/2-1/4x>-1/4
Answer:
x ≤ 3
Step-by-step explanation:
\(\dfrac{1}{2}-\dfrac{1}{4}x \geq -\dfrac{1}{4}\)
Subtract 1/2 from both sides:
\(\implies \dfrac{1}{2}-\dfrac{1}{4}x-\dfrac{1}{2} \geq -\dfrac{1}{4}-\dfrac{1}{2}\)
\(\implies -\dfrac{1}{4}x \geq -\dfrac{3}{4}\)
Multiply both sides by 4:
\(\implies -\dfrac{1}{4}x \cdot 4 \geq -\dfrac{3}{4} \cdot 4\)
\(\implies -x \geq -3\)
Divide both sides by -1 (remembering to flip the sign):
\(\implies \dfrac{-x}{-1} \geq \dfrac{-3}{-1}\)
\(\implies x \leq 3\)
During flag rugby, attacking players (offensive players) are NOT allowed to do the following: (Select all that apply)
Group of answer choices
Kick the ball
Flag guard
Run with the ball
Hand the ball to another player
Answer:
Flag guard, kick the ball, and hand the ball to another player
Step-by-step explanation:
Just did the P.E. quiz our teacher assigned us. I've seen you in our classes, dude.
Help me complete this
Answer:
x = 9.9 in.
Step-by-step explanation:
area of triangle = base * height /2
49 = x*x /2
49*2 = x^2
98 = x^2
\(\sqrt{98}\) = x
\(7\sqrt{2}\) = x
9.9 = x
An exercise machine with an original selling price of $930 is marked down by 11%. What is the sale price of the exercise machine?
Answer:
the sale price is $827.70.
Step-by-step explanation:
11% of 930 is 102.3
930-102.3=827.70
Video game:$64.50, 8% markup
Answer:
Step-by-step explanation:
−4(x−3)−1=4−7(x−5) solve for x
Answer:
9.33
Step-by-step explanation:
\(-4(x-3)-1 = 4-7(x-5)\\-4x+12-1 = 4-7x+35\\-4x+7x = -12+1+4+35\\ 3x = 28\\x = 28/3\\x = 9.33\)
Find the length L of the curve
\(y = \sqrt{x} \)
from the point P(0,0) to the point Q(4,2)
Answer:
4.647 to the nearest thousandth.
Step-by-step explanation:
The formula for the length of an arc between x = a and x = b is
a
∫ √( 1 + (f'(x))^2) dx
b
Here f(x) = √x so
we have ∫ (√( 1 + (1/2 x^-1/2))^2 ) between x = 0 and x = 4.
= ∫ ( √( 1 + 1/(4x)) dx between x = 0 and x = 4.
This is not easy to integrate but some software I have gives me the following
length = √17 + 1/8 log(33 + 1/8 √17)
= 4.647.
In order to make a safe parachute landing from a mountain top, you must be at least 9,000 feet in the air. At the top of Mount Montgomery, the angle of depression is 19 degrees looking diagonally down at a landing zone that is 16000 feet away from the middle of the mountain. Determine if it is safe to use a parachute from the top of this mountain.
Answer:
Send me a picture I can help u
Answer:
Step-by-step explanation:
tan19=h/16000
h=16000tan19
h=5509.24ft
So it is less than 9000ft and is unsafe to use the parachute.
Lmk ASAP please you’re the
9514 1404 393
Answer:
a ≈ 4.68
Step-by-step explanation:
The law of cosines tells you ...
a² = b² +c² -2bc·cos(A)
a = √(b² +c² -2bc·cos(A))
a = √(5² +8² -2·5·8·cos(33°)) = √(25 +64 -80·0.83867) ≈ √21.906
a ≈ 4.68
Answer:
a≈4.68
Step-by-step explanation:
have a good one!!!
What are the coordinates of point P on the directed line segment from R to Q such that 5 Pis 6 the length of the line segment from R to Q? Round to the nearest tenth, if necessary. A (-3.5, 2.3 ) B. (3.5, -2.3 ) C. (-3, 2) D. (3, 2)
Answer
Option A is correct.
P(x, y) = (-3.5, 2.3)
Explanation
Mathematically, if a point P(x, y) divides the coordinates R(x₁, y₁) and Q(x₂, y₂) internally in the ratio m:n then point P(x, y) is given as
x = [(mx₂ + nx₁)/(m + n)]
y = [(my₂ + ny₁)/(m + n)]
For this question,
R(x₁, y₁) and Q(x₂, y₂) = R (4, -1) and Q (-5, 3)
m:n = 5:1 (5/6 of a distance divides the two parts of the distance into 5/6 and 1/6, hence, the ratio is 5:1)
x₂ = -5
x₁ = 4
y₂ = 3
y₁ = -1
m = 5
n = 1
x = [(mx₂ + nx₁)/(m + n)]
x = [(5×-5 + 1×4)/(5 + 1)]
x = [(-25 + 4)/(5 + 1)]
x = (-21/6)
x = -3.5
y = [(my₂ + ny₁)/(m + n)]
y = [(5×3 + 1×-1)/(5 + 1)]
y = [(15 - 1)/(5 + 1)]
y = (14/6)
y = 2.3
P(x, y) = (-3.5, 2.3)
Hope this Helps!!!
Nina is making 4 pans of fudge to serve
after a music recital. For each pan, she needs 2/3
cup of condensed milk.
Draw a diagram to show two different ways that Nina could
measure the condensed milk needed for 4 pans of fudge.
The total number of condensed milk required is 8/3=2 2/3.
The total number of pan is 4
The condensed milk required for each pan is 2/3
The pieces of a whole are how fractions are described in mathematics. One or more objects may make up the whole. When we cut a piece of pizza in real life from the entire pizza, the part represents the percent of the pizza.
The total number of condensed milk is 4. 2/3= 8/3
For first pan let the measuring cup is 1/4 then the condensed milk is measured as
1/4 . 2/3 =1/6
For second pan let the measuring cup is 1/2 , then the condensed milk is measured as
1/2 . 2/3 = 1/3
Hence the total number of condensed milk required is 2 2/3.
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Lorraine prepared a 2.5-gallon pot filled with tomatoes to be canned in jars. Each jar will hold 1.25 quarts of tomatoes. If 1 gallon equals 4 quarts, how many jars can Lorraine fill?
4 jars
5 jars
8 jars
10 jars
Answer:
(c) 8 jars
Step-by-step explanation:
You want to know the number of 1.25 quart jars that can be filled from a 2.5 gallon container.
JarsThe number of jars can be found from ...
(2.5 gal) × (4 qt/gal) × (1 jar)/(1.25 qt) = (2.5·4/1.25) jars = 8 jars
Lorraine can fill 8 jars from the 2.5 gallon pot.
<95141404393>
Francis bought a new dress that was discounted by 21%. She used the following expression to find the price of the dress after the discount was applied.
d - (0.21)d
Which of the following is another expression that could be used to get the same results?
A.
79d
B.
d - 21
C.
d - 0.21
D.
0.79d
Answer:
D
Step-by-step explanation:
D . .79 d would be the same
d- .21d = (1-.21) * d= .79 d
mia kayla and eli have all set up lemonade stands in their neighborhood. Each person started with the same amount of lemon juice and then added different amounts of sugar, as shown in the table below . type in the answer for the total weight of each person’s lemonade ?
LEMON JUICE SUGAR
MIA 200 : grams 10 grams
KAYLA : 200 grams 20 grams
ELI : 200 grams 30 grams
Answer: Mia=210 grams, Kayla=220 grams, and Eli=230 grams
Step-by-step explanation:
Mia=200+10
Kayla=200+20
Eli=200+30
The diagram shows a cylinder of radius 6 units and height 10 units.
Which of the following gives the best ESTIMATE for the curved (lateral) surface area of the cylinder?
Please answer quick because I might leave any minute?
Question 13 options:
a. 240
b. 350
c. 380
d.280
Please look at the pic and help!!
Answer:
4x² + 22x - 12
Step-by-step explanation:
A = bh/2
A = (4x - 2)(2x + 12)/2
A = (8x² + 48x - 4x - 24)/2
A = (8x² + 44x - 24)/2
A = 4x² + 22x - 12
Two more than 5 times a number,n, is greater than 3.
Answer:
5n + 2 > 3 (If you're writing the equation)
n > 1/5 (If you're solving for n.
Step-by-step explanation:
Answer: n > 1/5
Step-by-step explanation:
2 + 5n > 3
5n > 1
n > 1/5
If Jamaal has 13 nickels and dimes in his pocket, and they have a combined value of 110 cents, how many
of each coin does he have?
dimes
nickels
0/4 pts 3 19 0
The number 16 is decreased to 7. What is the percentage by which the number was
decreased, to the nearest tenth of a percent?
Answer: 56.3%
Step-by-step explanation:
How many years will it take to double an investment of $25,000 compounded quarterly at a rate of 4.3%?
Answer: 14years
Step-by-step explanation:
Use the monthly payment on a loan table to answer the following question.
Kaden buys a car worth $45,300, makes a down payment of $4,500, and requires a loan for the balance of the car purchase. The dealership offers financing at 4.75% compound monthly, for a term of 4 years, playable monthly.
What is Kaden’s monthy payment?
1. $1,038.28
2. $935.14
3. $1,218.29
4. $920.17
HELP ASAP!!!!
Kaden's payment is therefore around $920.17 every month.
What is payment?Payment, in the dictionary's definition, is "the action or process of paying someone or something or of being paid." It can also mean "something given as a reward .
We may use the formula for calculating monthly payments on a loan 7 to determine Kaden's monthly payment:
PMT is equal to (PV x r) / (1 - (1 + r)(-n)).
```
where:
Monthly Payment = PMT
PV stands for present value (loan amount).
- n = overall number of periods - r = interest rate per period
The following is the calculation we can use to determine Kaden's monthly payment:
PMT = (PV x r) / (1 - (1 + r)(-n)
= ($45,300 - $4,500) x (0.0475 / 12) / (1 - (1 + 0.0475 / 12)(-4 x 12)
= $920.17
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Determine the total flops as a function of the number of equations n for the decomposition, forward-substitution, and back-substitution phases of the LU decomposition version of Gauss elimination.
The total flops as a function of the number of equations n for the LU decomposition version of Gauss elimination is given by (n^3 + 3n^2)/3.
The LU decomposition version of Gauss elimination involves 3 phases which are :
decomposition forward-substitution back-substitution.The flops in decomposition phase is (n^3)/3, forward-substitution phase is n^2 and back-substitution phase is 2n^2. By adding all the flops for these 3 disinct phases we get (n^3 + 3n^2)/3 as total flops as a function of the number of equations n for the LU decomposition version of Gauss elimination.
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-9,7 with a rotation of 180°
Answer:
(9,-7)
Step-by-step explanation:
Anytime you rotate a coordinate point around the coordinate plane at 180°, each coordinate changes from (x,y) to '(-x, -y). This means they will become the opposite of their original number.