if a circle has an area of 100 cm squared, what would be the area of a section of 45 degrees?

Answers

Answer 1

Answer:

45 degrees/360 degrees=1/8

So the area would be 1/8 *100=100/8=25/2

Step-by-step explanation:


Related Questions

10 (a) Simplify
t+t+t

Answers

3 bc im right and your wrong im bigger your smaller and idek what im saying

-4(x-5)+8x=9x-3
Can somebody help me with this problem

Answers

Answer:

6.2x

Step-by-step explanation:

x = -17/5

hope its helpful ❤❤❤

THANK YOU.

Please help will give Brainly

Answers

x³ = 1/49
x³ = 1/7²
∛(x³) = 1/∛7² = 1/7^(⅔) = 7^(-⅔)
x = 7^(-⅔)
The answer appears to be C, although there is an unexplained “⅔” below it.

-16+ x= -15
Need this answer

Answers

Answer:

x=1

Step-by-step explanation:

Add

16

to both sides of the equation.x=−15+16 Add −15 and 16.x=1

Answer:

Step-by-step explanation:

-16 + x = - 15

Add 16 to both sides

-16 + 16 + x  = -15 + 16

              x = 1

9 hundred = how many 10's

Answers

Answer:

90

Step-by-step explanation:

900 is 90 tens

Check

900/10 = 90

or....

90 * 10 = 900

Hope this helped!

Have a supercalifragilisticexpialidocious day!

Zx and Zy are supplementary angles. Zy measures 108°,
What is the measure of Zx?
Stuck? Watch a video or use a hint.

Answers

Answer:

72°

Step-by-step explanation:

Given

Zy = 108°

Zx = ?

We know

Zx + Zy = 180° {being supplementary angles }

Zx + 108° = 180°

Zx = 180° - 108°

Zx = 72°

Hope it will help :)

37 degrees Celsius to Fahrenheit ​

Answers

98.6 degrees fahrenheit

Answer:

98.6 Fahrenheit

Step-by-step explanation:

1. Please help if possible :)

Answers

Answer:

54

Step-by-step explanation:

6x=9x-27

x=9

9*9-27=54

Pleaseee help me like I need hp

Answers

its 14 (20 chars limit thing)

Answer:

Please mark me as brainlist and the answer is above by pic

Madeline solved the inequality 3x + 7 ≤ 8x - 3 and her solution is x = 2.
3a) Madeline is incorrect. Explain why she is incorrect.

Answers

because x is greater than or equal to 2, not just equal to 2
She is incorrect because x is greater than and equal to two. Any number 2 or great makes the inequality correct.

A small submarine is at an elevation of -30 feet compared to sea level. What is its elevation after it ascends 9 feet?

Answers

Answer:

-21 feet or -39 feet

Step-by-step explanation:

Write 4,670,000 in standard form

Answers

Step-by-step explanation:

4,670,000

->

4.67x10^6

(im pretty sure this is correct) :)

Answer:

4.67×10 power 6

I hope it helps

Why is the percent increase from 45 to 75 not equal to the percent decrease from 75 to 45? Select three options.

Answers

Answer:

Step-by-step explanation:

The reason the percents are not the same is probably because you are finding percentage diffrences from diffrent numbers.

Answer:

A,C, and E

Step-by-step explanation:

I took the test

PLEASEEEEE HELP PLEASEEEEE

Answers

Answer:

A=2t+29

B=5t+14

39 inches tall at equal height after 5 years

Step-by-step explanation:

Tree A at 5 years

2x5+29=39 inches

Tree B at 5 years

5x5+14=39 inches

Answer:

★ The answer for A= 2t + 19

★ The answer for B= 5t + 14

★ So the answer would 39 inches tall which would be equal to a height after 5 years

Step-by-step explanation:

Hope you have a great day :)

please help EASY EASY STUFF

Answers

Answer:

1

Step-by-step explanation:

Hopefully this is right!

Answer:

0

Step-by-step explanation:

I think.......

HELP!!!!

Given that x=6 and y=-4, evaluate each of the following expressions:

A. 5x/3y+x
B. 2x (square) - y (cube)

Answers

Answer:

A. 5x/3y+x=5×6/(3×-4)=30/-12=-10/4=-5/2

B. 2x (square) - y (cube)=2×6²-(-4)³=72--64=72+64=136

A: (5(6))/(3(-4)+(6)) = -5
B: 2(6)^2-(-4)^3 = 136

Substitute the value given as x and y into your expression. For A. , order of operation matters. I assumed the “+x” is part of the denominator.

A baker made 20 muffins for a cafe. By noon, 15% of the muffins were sold. How many muffins were sold by noon?

Answers

Answer:

15% of 20 is 3, so 3 muffins were sold.

Step-by-step explanation:

To get this answer, multiply the percent by the total (15 x 20 = 300) and then divide the answer by 100. (300 / 100 = 3). Hope this helps :)

Answer:3

Step-by-step explanation:

0.15x20=3

0.15 is the percent of muffins, to find out a percentage over a number, you do the percentage dived by 100. Than, you multiply it by the number.

HELP ASAP ASAP ASAP ASAP PLS HELP HELP

Answers

Answer:

i hope my answer help you

Step-by-step explanation:

1st=8+4=12

2nd the answer is to the nearest 7.06

3rd =2+2³.7=2+13=15

4th=(36÷(4+5))+25=36÷9+25=4+25=29

5th=16÷16+8-3=1+8-3=9-3=6

6th=8-2.4=5.6

PLEASE ANSWER FAST
Consider the graph of y = -3|xl. What will be the effect
on the graph if –3 is replaced with 3?
a. no change
b. a flip over x axis
c. vertical shift
d. horizontal shift of one unit to right

Answers

Answer:

B

Step-by-step explanation:

Essentially, the -3 in this equation is the slope, and when you multiply slope by -1 you are reflecting over the x axis.

7. Find the number of vertices of a polyhedron
having 10 faces and 12 edges​

Answers

Answer:

4

Step-by-step explanation:

Using Euler's rule for polyhedra

F + V - E = 2 ( F - faces, V- vertices, E- edges )

10 + V - 12 = 2

V - 2 = 2 ( add 2 to both sides )

V = 4

Please help! Will mark brainliest

Answers

Answer:

4(5)^2-5= 95

Hope this helps! :)

Does anybody know were to line them?

Answers

Answer:

bro just use desmos

Step-by-step explanation:

it's a graphing calculator

PLEASE HELP ASAP!! Students take a test worth a total of 100 points. There are 24 questions on this test, some are worth 5 points and others are worth 3. Solve for how many 5 point questions and 3 point questions there are on the test

Answers

Answer:

There are 14 5-point questions and 10 3-point questions.

Step-by-step explanation:

Form 2 equations:

Let x= 5-point questions

Let y= 3-point questions

1.) x+y=24

2.) 5x+3y=100

Use substitution by reforming equation 1 in terms of x or y (I used y)

1.) y=24-x

Sooo, substitute this into the y in the 2nd equation:

5x+3(24-x)=100

5x+72-3x=100

2x=100-72

2x=28

x=14

Now that we have x, substitute this into the 1st equation to get y:

1.) y=24-x

y=24-14

y=10

In conclusion, there are 14 5-point questions and 10 3-point questions.

Answer:

There are 14 questions that are worth 5 points and there are 10 questions that are worth 3.

Step-by-step explanation:

14 x 5 = 70

10 x 3 = 30

70 + 30 = 100

14 + 10 = 24 questions total

The following graphs are transformations of f(x) = x^2.




Complete the boxes below to describe the transformations.


A(x) = f (x + _) + _
B(x) = f (x + _) + _
C(x) = f (x + _) + _
D(x) = f (x + _) + _

Answers

Step-by-step explanation:

Let's look at A(x) and see how it is different from f(x)

it is shifted downwards by 8 unitsit is not shifted to the left or the right

Therefore A(x) = f(x) - 8

Let's look at B(x) and see how it is different from f(x)

it is not shifted downwards or upwardsit is shifted to the left 7 units

Therefore B(x) = f(x + 7)

Let's look at C(x) and see how it is different from f(x)

it is shifted upwards by 4 unitsit is shifted to right by 5 units

Therefore C(x) = f(x - 5) + 4

Let's look at D(x) and see how it is different from f(x)

it is not shifted downwards or upwardsit is not shifted to right by 12  units

Therefore D(x) = f(x - 12)

Simplify: ⅕y - ⅗y + 5 - ⅖y - 8
pls

Answers

Answer:

The answer is -(4/5)y - 3.

Step-by-step explanation:

The steps are :

[tex] \frac{1}{5} y - \frac{3}{5} y + 5 - \frac{2}{5} y - 8[/tex]

[tex] = ( \frac{1 - 3 - 2}{5} y) + (5 - 8)[/tex]

[tex] = - \frac{4}{5} y - 3[/tex]

Step-by-step explanation:

⅕y - ⅗y + 5 - ⅖y - 8

-0.8y-3

-4/5y-3

An item is regularly priced at $72. Keiko bought it on sale for 80% off the regular price. How much did she pay?

Answers

Answer:

$57.60

Step-by-step explanation:

find 50% = $36

find 10% = $7.20

triple $7.20 = $21.60

add £36 and $21.60 = $57.60

Angle A and angle B are complementary angles. Angle A is 30 degrees. What is the measure
of angle B?

Answers

Answer:

60°

Step-by-step explanation:

A=30°

B=?

lets B be x

A=30°

x+30°=90°

x+30°-30°=90°-30°

X=60°

Pleaseee help answer correctly !!!!!!!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!

Answers

Answer:

108º

Step-by-step explanation:

to find the sum of interior angles: ( n − 2 ) × 180 = x

x = 540º

n = # of interior angles

first, solve for n

(n - 2) • 180 = 540                        distribute to 180 to (n - 2)

180n - 360 = 540                         add 360 to both sides

180n = 900                                  divide both sides by 180

n = 5

to find measure of each angle:

540 ÷ 5 = 108º

Find the length of GH.
- 10 -9 -8 -7 -6 -5 4 -3 -2 -1
1
-2
-3
G(-9, 4)
-5
-6
H(-2. -6.7
-8
-9
+10
A. About 3 units
B. About 7.3 units
C. 53 units
D. 9 units

Answers

Answer: About 7.3 units

Step-by-step explanation: I got it right

The length of the segment GH is given by the distance D = 7.3 units

What is the distance of a line between 2 points?

The distance of a line between 2 points is always positive and given by the formula

Let the first point be A ( x₁ , y₁ ) and the second point be B ( x₂ , y₂ )

The distance between A and B is D , and the distance D is

Distance D = √ ( x₂ - x₁ )² + ( y₂ - y₁ )²

Given data ,

Let the first point be G ( -9 , -4 )

Let the second point be H ( -2 , -6 )

Let the length of the segment GH = D

Now , distance between G and H is D , and the distance D is

Distance D = √ ( x₂ - x₁ )² + ( y₂ - y₁ )²

On simplifying , we get

D = √ ( -9 - ( - 2 ) )² + ( -4 - ( -6 ) )²

D = √ ( -7 )² + ( 2 )²

On further simplification , we get

D = √ ( 49 + 4 )

D = √53

D = 7.28 ≈ 7.3 units

Hence , the distance is 7.3 units

To learn more about distance between 2 points click :

https://brainly.com/question/18234495

#SPJ7

is TT/2 irrational or rational

Answers

Answer:

irrational.

Step-by-step explanation:

Answer:

Irrational

Step-by-step explanation:

I'll assume by TT you mean pi:

Since pi is irrational, dividing by 2 will still make it irrational.

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