Question

qual o raio de um circulo cujo area mede 200,96m quadrados (pi=3,14)

Answer 1

area=pi×R^2
200,96=3,14×R^2
200,96/3,14=R^2
64=R^2
R= raiz de 64
R = 8

Answer 2

r²=A/π
r²=200,96/3,14
r²=64
r=√64
r=8

Resposta: 8m