Question

como le ago ayudenme pf

Answer 1

c = 2 r π → c = D π
r = D/2 → 2r = D
r: Radio
D: Diámetro
c: Circunferencia

1.
r = 3.5cm
D = 7cm
c = 7πcm

2.
r = 12cm
D = 24cm
c = 24πcm

3.
r = 11cm
D = 22cm
c = 22πcm

4.
r = 10.5cm
D = 21cm
c = 21πcm

Espero te ayude uwu.