tolong ya ka no 9 sampai 13

9) V balok = 8 x 4 x 2 = 64
p rusuk kubus = ∛64 = 4

10) V balok = 20 x 25 = 500
V kubus = 5³ = 125
banyak kubus = 500 ÷ 125 = 4

12) 15000 cm³ ÷ (50x12) cm
= 150000 cm³ ÷ 600 cm²
= 25

13) 16³ = 4096 cm³