Question

calcule o comprimento da circunferencia de
R=12 cm

Answer 1

C=2*π*r

C=2*3,14*12
C=6,28*12
C=75,36
Resposta: 75,36cm

Answer 2

C= 2piR

C= 2.12.3,14

C= 24.3,14

C= 75,36cm