Question

calcule a área de cada círculo. helppp

Answer 1

a) A = π x r²

A = 3,14 x 5,6²

A = 3,14 x 31,36

A = 98,4704


b) A = π x r²

A = 3,14 x 3,2²

A = 3,14 x 10,24

A = 32,1536


c) A = π x r²

A = 3,14 x 2,4²

A = 3,14 x 5,76

A = 18,0864


d) A = π x r²

A = 3,14 x 7,8²

A = 3,14 x 64,84

A = 203.5976