Cepat ini pr hari ini di kumpul

No.2
diket = AB = 9 cm
volume kubus = r×r×r = 9 cm x 9 cm x 9 cm
=729 cm3
no.3
diket = AB = 12 cm
= BC = 8 cm
= FB = 6 cm
volume balok = P × L × T
= 12 cm × 8 cm × 6 cm
= 96 × 6
= 576 cm3
semoga membantu ^_^