Question

Which circles have an area of 9 m2?

Choose all answers that are correct.

A.
a circle with a radius of 3 m

B.
a circle with a diameter of 6 m

C.
a circle with a radius of 9 m

D.
a circle with a diameter of 9 m
Question Resources

Answer 1

\(\large\color{black}{ \displaystyle {\rm A}=\pi {\rm r}^2 }\)

\(\large\color{black}{ \displaystyle {\rm 9}=\pi {\rm r}^2 }\)

\(\large\color{black}{ \displaystyle \frac{{\rm 9}}{\pi}={\rm r}^2 }\)

\(\large\color{black}{ \displaystyle \sqrt{\frac{{\rm 9}}{\pi}}={\rm r} }\)

Answer 2

so b and d

Answer 3

@SolomonZelman

Answer 4

@Evil-cow-8

Answer 5

@ElonaSushchik

Answer 6

@ayyookyndall

Answer 7

@isry98