Tolong bantu kaksecepatnya​

Jawaban:

v = p × l × t

v = 7 × 4 × 3

va = 84 cm³

vb = 8 × 6 × 5

vb = 240 cm³

vd = 6 × 4 × 5

vd = 120 cm³

ve = 8 × 5 × 6

ve = 240 cm³