Respuesta :

C=2πr
C= 2 x 3.142 x 7
=43.988cm

Time it with 7 because the radius is 7, because the diameter is twice the radius

Answer:

C=43.988cm

Step-by-step explanation:

r=d/2=14cm/2=7cm

C=2πr

C=2×3.142×7cm

C=6.284×7cm

C=43.988cm