Question

Help ASAP!!!! I DONT GET IT

Answer 1

Pie x r^2
3.14x 4^2 = 50.24 cm^2 (area of circle)

basexheight divided by 2
8x4 divided by 2 = 16 cm^2 (area of triangle)

50.24-16= 32.24 cm^2

why i chose 8=
the radius is 4 so base (diameter) = 8