Question

FAN AND MEDAL
Which circles have an area of 36pi ft2?

Choose all answers that are correct.

A.
a circle with a radius of 6 ft

B.
a circle with a diameter of 6 ft

C.
a circle with a radius of 12 ft

D.
a circle with a diameter of 12 ft

Answer 1

Area of a Circle = Pi * radius * radius.

Diameter/2 = Raidus.

Answer 2

pi r^2
pi 36

- so r^2 = 36
r = what?

Answer 3

you need to find the square root of 36

Answer 4

6

Answer 5

correct r ( the radius) = 6

and diameter = 2*6

now you should know the correct choices

Answer 6

A and C?

Answer 7

there are 2 which are correct

Answer 8

is A one of them?

Answer 9

A is correct but not D

Answer 10

B?

Answer 11

Sorry! Not C.

Answer 12

is it B?

Answer 13

what did you get for the diameter?

Answer 14

12

Answer 15

thats right
so how can it be B?

Answer 16

soo D

Answer 17

yes its D

Answer 18

THANK SOOOOOO MUCH! YOUR A LIFESAVER

Answer 19

yw