Question

Impossible how i do this

Answer 1

Explanation:

First you have to find the area of the full circle.

Area of circle:

A = pi radius^2.

A = 4 x 4

A = 16 pi squared

Area of rectangle:

3 x 3 = 9 cm

Now you have to subtract.

16 - 9 = 7 pi spuared

or if you answer wants to go a step farther:

21.98 squared