Answer:
Step-by-step explanation:
Volume of a pyramid = (l×b×h)/3
V = 128cm^3,
l = 8cm
b = 8cm (/because is a square base)
Substituting this values
128 = (8×8×h)/3
Cross multiply
128×3 = 64h
384 = 64h
Dividing through by 64
h = 384/64
h = 6cm
Height is 6cm
