Question

There's cookies




Jennifer makes large cookies. These cookies are 14 inches in diameter. How much icing will she need to cover the top of each cookie?
Answer
14π in2
49π in2
7π in2
196π in2

Answer 1

Do you know the formula to figure out the area of a circle with the diameter of 14 inches?

Answer 2

err.. no

Answer 3

\[A=\pi r^2\]where r is the radius

Answer 4

Just to clarify, it would 3.14 * 7^2 right?

Answer 5

be*

Answer 6

yes

Answer 7

hmm.. the answer i get does not match with any of the answers above :/

Answer 8

The answers assume that you don't multiply by pi. So what is your answer for pi * 7^2?

Answer 9

Ah, ok so it is 49π in2?

Answer 10

yep

Answer 11

aight, thanks for your help!

Answer 12

you're welcome