3 years ago

Find the area of this circle. Use 3 for 7. A = ar2 7 cm [?] cm2

Mathematics

1 answer:

Bond [772]3 years ago

7 0

Answer:

147

Step-by-step explanation:

Since it says need to use 3 to represent pi

well show the formula.

The radius is 7 so we square it, and do the formula.

A=3r²

A=3*49

A=147

You might be interested in

2x -4y=20<br> X=4<br><br> System of equations

Gennadij [26K]

Answer:

Step-by-step explanation:

2(4) - 4y = 20

8 - 4y = 20

-4y = 12

y = -3

x = 4

(4, -3)

3 0

3 years ago

Tell the measure of the angle in degrees 1/12

Charra [1.4K]

i believe the answer should be 30 degrees

8 0

2 years ago

Read 2 more answers

StartFraction 4 over 5 EndFraction = StartFraction 9 over x EndFraction?

scZoUnD [109]

Answer:

x= 11.25

Step-by-step explanation:

cross multiply 9 by 5 divided by 4 and that would give you x

6 0

2 years ago

find the range of the function f(x) = 4x - 1 for the domain {-1, 0, 1, 2, 3}. {-5, -3, 0, 7, 11} {-5, -4, -3, -2, -1} {-11, -7,

Papessa [141]

Range = {4(-1) - 1, 4(0) - 1, 4(1) - 1, 4(2) - 1, 4(3) - 1} = {-4 - 1, 0 - 1, 4 - 1, 8 - 1, 12 - 1} = {-5, -1, 3, 7, 11}

5 0

2 years ago

Help me please!! first write the subtraction with a common denominator then subtract

tatiyna

Answer:

hope it helps you

Step-by-step explanation:

pls kindly mark it brainliest answer

3 0

2 years ago

Read 2 more answers