PLEASE KAKAK YANG CERDAS

3) V balok
= 8 × 5 × 2
= 80 m³

4) V = p × l × t
150.000 = 75 × 50 × t
150.000 = 3750 × t
t = 150.000/3750
t = 40 cm

5) V = p × l × t
14.400 dm² = 12 m ( 120 dm ) × l × 15 dm
14.400 dm ² = 180 dm × l
l = 14.400/180
l = 80 dm
= 8 m

Smoga brmanfaat ^ ^
Maaf klo slahhh