Which circles have an area of 16pi in2?

Choose all answers that are correct.

A. a circle with a radius of 2 in.
B. a circle with a radius of 4 in.
C. a circle with a diameter of 8 in.
D. a circle with a diameter of 16 in.

I THINK IT B AND C PLZ HELP I WILL GIVE MEDAL

Question

Which circles have an area of 16pi in2?
 
Choose all answers that are correct.

A. a circle with a radius of 2 in.
B. a circle with a radius of 4 in.
C. a circle with a diameter of 8 in.
D. a circle with a diameter of 16 in.

I THINK IT B AND C PLZ HELP I WILL GIVE MEDAL

anonymous · Answer

@Bookworm14

anonymous · Answer

i did not know that you were still online

anonymous · Answer

haha, lol, can you plz help

anonymous · Answer

@Bookworm14

anonymous · Answer

Remember the area of a circle is A = pi*r^2

anonymous · Answer

What gives us 16, when we square it?

anonymous · Answer

nv, gtg, time for dinner, bad timing i guess, sorry

anonymous · Answer

You have it right btw :)