tolong jawab pakai cara ya

Dik : π=3,14, d= 50
Dit: K?
Jawab :
K= πd
K= 3,14 ×50
=157 cm (B)

Keliling = TT X d
              = 3,14 X 50
              = 31,4 X 5
              = 157 cm

Trims