Kaset 17cm,piring 20cm,pizza 14cmpliss jawab?!!​

a. kaset

• d = 17 cm

K = πd

K = 3,14 × 17

K = 53,38 cm

b. piring

• d = 20 cm

K = πd

K = 3,14 × 20

K = 62,8 cm

c. pizza

• d = 14 cm

K = πd

K = 22/7 × 14

K = 22 × 2

K = 44 cm

~VVM