Respuesta :

Answer:

C = 78 pi cm

Letting pi = 3.14

C = 244.92 cm

Letting pi =  pi button

C = 245.044227 cm

Step-by-step explanation:

We want to find the circumference

C = pi *d

C = pi *78

C = 78 pi cm

Letting pi = 3.14

C = 244.92 cm

Letting pi =  pi button

C = 245.044227 cm

The circumference would equal 245.044227!