The radius of a circle is 7 m. Find its area to the nearest tenth
Answers
Answer:
153.9
Step-by-step explanation:
Formula for area
A = r^2 * π
A = 7^2 * π
A = 153.93804
A ≈ 153.9
Related Questions
Complete the equations with powers of 10.
Answers
Answer:
10³
10²
10¹
Step-by-step explanation:
411.92×1000=411,920
411.92×100=41,192
411.92×10=4,119.2
Answer:
10³
10²
10
Step-by-step explanation:
411.92 × 10³ = 411920
411.92 × 10² = 41192
411.92 × 10 = 4119.2
Select all of the following that are quadratic equations.
(MULTIPLE CHOICE)
A). 3 x² + 5 x - 7 = 0
B). 5 x² + 15 x = 0
C). 2 x - 1 = 0
D). x² - 4 x = 4 x + 7
E). 6 x - 1 = 4 x + 7
F). x³ - 2 x² + 1 = 0
Answers
Answer:
A B D F
Step-by-step explanation:
quadratic equation normally comes with squares
In the figure below, B is the center of the circle. NL= 28, OS = 4x-2, RB = 22 and SB = 22. Find the value of x.
Answers
Explanation:
RB and SB are 22 units. Since they are both equal, this means the chords NL and OQ are the same length. This is true whenever the chords are the same distance away from the center.
NL = 28, so OQ = 28 as well.
Furthermore, the radius BP cuts chord OQ in half (because BP is perpendicular to OS), which means OS = 28/2 = 14. We are also told that OS = 4x-22
Therefore,
4x-22 = 14
4x = 14+22
4x = 36
x = 36/4
x = 9
if a=d what can you conclude about a and d
Answers
Answer:
A= B are the same number
Step-by-step explanation:
What is the probability of rolling a number less than or equal to 5 on a fair number
cube? Justify your answer.
Answers
Answer:
Step-by-step explanation:
The probability of rolling a number less than or equal to 5 on a fair number cube (also known as a fair six-sided die) is 5/6.
Justification: A fair number cube has six sides, numbered 1 through 6. Out of these six numbers, there are five numbers (1, 2, 3, 4, and 5) that are less than or equal to 5. Therefore, the favorable outcomes are 5, and the total possible outcomes are 6. Thus, the probability is 5/6.
PLEASE SOLVE!!!! ITS MY LAST QUESTION.
Answers
Answer:
0.5
Step-by-step explanation:
what is 200x200 ?
I. know it is weird but ya
Answers
Answer:
40000
Step-by-step explanation:
Hope this helps :)
help im desperate
it says researcher where its blocked
Answers
Answer:
A
C
A
Step-by-step explanation:
I will be marking brainliest!.....So i have 10 math questions whoever gets it right will be marked at brainliest. If your answer is not applicable with the question it will be reported and removed and you will lose points :) First Question!!
Answers
Answer:
C
Step-by-step explanation:
there are six spots, which the arrow will land on only one, making it 1/6
Answer: 1/6~0.17~17%
Step-by-step explanation: There are 6 thing on the spinner and they each take up 1/6 of the spinner and 1/6 roughly = 0.17 witch =17%
Help me please! Bookwork code:k90
Answers
Answer:
Step-by-step explanation:
Let’s mark the Triangle Points as Point A, Point B, Point C.
Point A = 1x°
Point B = 2x°
Point C = 3x°
We know that the Angle Sum of a Triangle is equal to 180°.
So, Point A + Point B +Point C = 180°
= 1x° + 2x° + 3x° = 180°
= (1 + 2 + 3)x° = 180°
= 6x° = 180°
= x° = (180/6)°
= x° = 30°
| — — |
| Point A = 1 * 30° = 30° | ⇒
| Point B = 2 * 30° = 60° | ⇒ Only Extra Information
| Point C = 3 * 30° = 90° | ⇒
| — — |
Learn more about Finding Angles here
Visit —
https://brainly.com/question/28293784
https://brainly.com/question/31507476
Hope my answer helps you ✌️
Mark BRAINLIEST
Point A- 1x
Point B- 2x
Point C- 3x
We know that Angle sum property of a triangle states that the sum of angles of a triangle is 180•
So 1x+ 2x+ 3x = 180
Take X out as common
(1+2+3)x = 180
6x= 180
x=180/6
x= 30•
Which is your answer
Pls mark as brainliest
Tanisha has 54 m of fencing to build a three-sided fence around a rectangular plot of land that sits on a riverbank. (The fourth side of the enclosure would be the river.) The area of the land is 280 square meters. List each set of possible dimensions (length and width) of the field.
Possible dimensions #1: _ meters by _ meters.
Possible dimensions #2: _ meters by _ meters.
Answers
Possible dimensions of the field are; 13.5 m by 20.74 m or 20.74 m by 13.5 m
How to maximize area?Since it is a rectangular plot, let the opposite sides be x meter
Thus, the third side = (54 – 2x) m
Area (A) is given by;
A = (54 – 2x)x
A = 54x - 2x²
We will differentiate to get;
dA/dX = 54 - 4x
For a maximum Area we will differentiate and equate to zero i.e. dA/dx = 0. Thus;
54 – 4x = 0
x = 54/4
x = 13.5 m
Area is 280 m². Thus, the other possible dimension is;
w = 280/13.5
w = 20.74 m
Read more about Maximizing Area at; https://brainly.com/question/19819849
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Answer
Step-by-step Possible dimensions of the field are; 13.5 m by 20.74 m or 20.74 m by 13.5 mHow to maximize area?Since it is a rectangular plot, let the opposite sides be x meterThus, the third side = (54 – 2x) mArea (A) is given by;A = (54 – 2x)xA = 54x - 2x²We will differentiate to get;dA/dX = 54 - 4xFor a maximum Area we will differentiate and equate to zero i.e. dA/dx = 0. Thus;54 – 4x = 0 x = 54/4x = 13.5 mArea is 280 m². Thus, the other possible dimension is;w = 280/13.5w = 20.74 mPossible dimensions of the field are; 13.5 m by 20.74 m or 20.74 m by 13.5 mHow to maximize area?Since it is a rectangular plot, let the opposite sides be x meterThus, the third side = (54 – 2x) mArea (A) is given by;A = (54 – 2x)xA = 54x - 2x²We will differentiate to get;dA/dX = 54 - 4xFor a maximum Area we will differentiate and equate to zero i.e. dA/dx = 0. Thus;54 – 4x = 0 x = 54/4x = 13.5 mArea is 280 m². Thus, the other possible dimension is;w = 280/13.5w = 20.74 m
The width of a computer monitor is 28 cm. If the perimeter is 136 cm, what is the area of the computer monitor?
A. 896cm 2
B. 812 cm2
C.1,020 cm2
D. 1,120 cm2
Answers
Answer: D. 1,120 cm2
Step-by-step explanation: Perimeter is the adding of all four sides, so if you take the width and add it with itself, you can then subtract the perimeter with the added width. Now with this new number all you have to do is divide it by two, and now that you have the length you can multiply it with the original width to get the area.
Hope this helps !
6.9 + (-5)+ 4.1=?
Tell me if u go ogled trust me i know that u guys will i will not mark u brainliest if u lie that u di i can scan to see if u plagerized wat im saying is just tell me if u did im not gonna get mad lol i will get mad if u lie u di d it on ur own
Answers
Answer:
6
Step-by-step explanation:
HELP ME GOING TO BE ON A TESTTTT!!!!!!!!!!!!!!!!
Answers
Answer:
, x=6
Step-by-step explanation:
5(6+y) =30 +5y
5(y+x) =5y +5x
So 5 x 6 is 30
pls help due soon ty
Answers
Answer:
Number 1: Connect a line from A and B to the point where the b circle intersects with the bigger circle at the southern point. The next one, she needs to draw the 8 inch ststtgi fron point B to the northwest and make a connecting line from point a to noth and connect both lines, make sure match up
Answer:
F
Step-by-step explanation:
F
PLS HELP DUE SOON: (basically it's a retest) will give brainliest <3
Answers
A map of a town has no scale. The actual distance between the school and the mall in the town is 5 mi., which is shown on the map as 2 in.
The distance from the school to the library on the map is 1 1/2 in. What is the actual distance in miles between the school and the library?
Answers
Explanation: You can solve this by thinking of proportions. When you look at 1 1/2 (or 1.5) to 2, you can see that 1.5 is 3/4 of 2. Since scales on a map are meant to be proportional to the real distance, we can use this 3/4 scale to calculate the real distance from the school to library. Simply multiply 3/4 and 5 and you will receive 15/4 or 3.75.
Answer:
3.75 miles
Step-by-step explanation:
Part 1 is multiple choice and worth 60 points.
Part 2 is an essay portion and is worth 40 points.
He must earn at least 86 points to pass the
class. If his teacher already graded Part 1
and he earned 54 points, how many points
will he need to earn on Part 2?
Answers
Answer:
32 have a nice day (;
Step-by-step explanation:
Explanation: He will need at least 32 points. This is because 86-54 is 32.
Hope this helps :)
Part A Can you map shape I onto shape II by a sequence of transformations? If so, give a sequence of transformations that maps shape I onto shape II.
Part B
Complete the sequence of transformations you found in part A, but in a different order. Does this also map shape I onto shape II? What does this mean?
Question 2 Part A
If you reflect any shape across the x-axis and then rotate it 90° clockwise about the origin, do you get the same result as if you reflect it across the y-axis and then rotate it 90° counterclockwise about the origin? What does this mean?
Part B
If you reflect any shape across the x-axis and then rotate it 180° about the origin, do you get the same result that you would if you reflect it across the y-axis and then rotate it 180° about the origin? What does that mean?
Part C
If you reflect any shape across the x-axis and then across the y-axis, do you get the same result that you would if you rotated it 180° about the origin? What does that mean?
Answers
Part C is the answer
mark me brainliest pls
PLEASE HELP ASAP!!! DUE IN 20 MINUTES!!
Which would neatly fill the gap in the prism shown below? Check all that apply.
A prism has a length of 2 and one-half, height of 3, and width of 2. 12 blocks are inside of the prism.
1. 6 blocks each measuring One-fifth times 1 times 1
2. 12 blocks each measuring One-fourth times 1 times
3. 6 blocks each measuring One-third times 1 times 1
4. 6 blocks each measuring One-half times 1 times 1
5. 2 blocks each measuring 1 times 1 times 1
Answers
Answer:
6 blocks each measuring One-third times 1 times 1
Step-by-step explanation:
please write a function for the points (1/3,0) (-2 3/4,0) and (0,-5) and explain the steps.
thank you!
Answers
The function for the points are y = -15x - 5
How to determine the functionFrom the information given, we have that;
The points are;
(1/3,0) (-2 3/4,0) and (0,-5)
Using the point-slope form of a linear equation, we have;
y - y₁ = m(x - x₁)
Such that;
m is the slope of the liney - y₁ and (x - x₁) are the pointsUsing (1/3, 0) and (0, -5), we have that the slope is;
m = (0 - (-5))/0 -1/3)
expand the bracket
= 5 / (-1/3)
= -15
Now, take any of the given points and substitute the values
Using (1/3, 0), we get;
y - 0 = -15(x - 1/3).
y = -15x - 5.
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The function for the points solved by (1/3,0) (-2 3/4,0) and (0,-5) solved by point slope form is \(a=-15b-5\)
We have given the points:
(1/3,0) (-2 3/4,0) and (0,-5)
Using the formula of linear equation
\(a-\)\(a_{1}\)\(=x[b-b_{1}]\)
Where we will consider (1/3,0) = \(a-a_{1}\) and (0,-5) = \(b-b_{1}\)
that is 1/3 = \(a\), 0 = \(a_{1}\) and
0 = \(b\), -5 = \(b_{1}\)
\(x\) refers to the slope of line (take any variable)
Now for finding the value of \(x\),
\(x=a-a_{1}/b-b_{1}\)
inserting the values,
\(x=[0-[-5]]/[0-1/3]\\x= -15\)
Substitute the value of \(x\) in the equation
\(a-0=-15[b-1/3]\)
By simplifying the equation, we get
\(a=-15b-5\)
To know more about functions and points:
https://brainly.com/question/30721594
Joanna draws a scale model of a rectangular table for a carpenter to build. On her drawing, \frac{3}{4}
4
3
of an inch represents 11 foot. In the drawing, the table is 7\frac{1}{2}7
2
1
long.
How long, in feet, will the table be when the carpenter builds it?
Answers
Using proportions, it is found that the table will be 110 feet long when the carpenter builds it.
What is a proportion?A proportion is a fraction of a total amount, and the measures are related using a rule of three.
In the drawing, 0.75 inches represent 11 feet. The drawing is of 7.5 inches, and the real dimension is of d, hence the rule of three is given by:
0.75 inches - 11 feet.
7.5 inches - d feet
Applying cross multiplication:
0.75d = 7.5 x 11
d = 7.5 x 11/0.75
d = 110.
The table will be 110 feet long when the carpenter builds it.
More can be learned about proportions at https://brainly.com/question/24372153
The scale model of the table would ensure that the actual table is bigger than the scale model
The length of the table would be 110 feet
How to determine the table length?The scale model is given as:
Ratio = Scale : Actual
So, we have:
Ratio = 3/4 inches : 11 feet
For a table of 7 1/2 inches, we have the following ratio
Ratio = 7 1/2 inches : Actual
Equate both ratios
7 1/2 inches : Actual = 3/4 inches : 11 feet
Express as decimals
7.5 inches : Actual = 0.75 inches : 11 feet
Rewrite as:
7.5 : Actual = 0.75 : 11 feet
Express as fraction
Actual/7.5 = 11 feet/0.75
Multiply both sides by 7.5
Actual = 7.5 * 11 feet/0.75
So, we have:
Actual = 110 feet
Hence, the length of the table would be 110 feet
Read more about ratios at:
https://brainly.com/question/12416132
Combining Like Terms Please help
Answers
hope this helps:D
please answer quickly
Answers
Answer:
37.5
Step-by-step explanation:
cosФ = \(\frac{A}{H}\)
cos(33°35') = \(\frac{m}{45}\)
m = 45 × cos(33°35')
m = 37.5 (1d.p.)
-47.90+86= ? i need some more help illl give double pionts
Answers
Answer:
38.1 is the correct answer
let me know what else u need help on im happy to help.
Step-by-step explanation:
hitt me with that brainliest ; )
Someone help me with this please, I really need help, and it's due tmrw...PLEASE
Answers
Answer: 8
Step-by-step explanation:
For every 1 X there is 8 Y
Answer:
im not sure but I think its 8
Step-by-step explanation:
here why 4+8=12 12+8=20 20+8=28. I hope you find the answer soon :)
Yvonne’s bakery makes blondies and brownies. ● Blondies are squares with 3 inch sides. ● Brownies are squares with 6 inch sides. ● The tray that displays the blondies and brownies has an area of 648 square inches and is completely full. If she has 4 rows of blondies and 4 rows of brownies, what fraction of the area of the tray, in square inches, is blondies?
Answers
Answer:
1/2 half of them are blondies
Step-by-step explanation:
Answer:
Step-by-step explanation:
the answer is 1/2 half of them are blondies
graph f(x)=|x+1|+3 then find the domain and range
mainly looking at how id find the coordinates!
Answers
Domain is all real numbers. Range is
Step-by-step explanation:
The function is a transformation of the parent function by moving the function up by 3 units.
So, the graph of the function is shown below.
From the graph, it is clear that the values has no limitation and hence can take any real values. Domain is the set of all possible values.
So, domain is the set of all real numbers.
Range is the set of all possible values for for the given domain.
From the graph, the minimum value of is at the point (. So, the minimum value of y is 3. The value then goes on increasing towards infinity.
Therefore, range is a real number greater than or equal to 3.
So, range is or
You can wash 36 loads of laundry with a box of detergent that costs $10.79. How much will it cost you to wash 10 loads of laundry?
A $3
B $0.30
C $0.03
D $3.60
Answers
Answer:
A $3
Step-by-step explanation:
cost of 36 loads of laundry = $ 10.79
cost of 1 load of laundry = 36/10.79
= $ 0.30
cost of 10 loads of laundry = 0.30×10
= $3
ASAP PLEASE!!!!!!!!!!!!!!!!!!!!1
Answers
Answer:
141 in²
Obviously don't write 141 in² because they've already wrote the in² part for you