Question

Find the are of te following:

(1) D = 9cm
(2) r = 2m
(3) D = 16cm

Answer 1

Hello !

circle's area = π * r²

1) π * (9cm/2)² ≈ 63.62cm²

2) π * (2m)² ≈ 12.57m²

3) π * (16cm/2)² ≈ 201.06cm²