Step-by-step explanation:
Find volume of pyramid
Formula for volume of pyramid
= (height * length * width) ÷ 3
Height = 4mm
B (base = area = length x width) =15mm^2
Volume = (4mm * 15mm^2) ÷ 3
= 60 ÷ 3
= 20 mm^3
Answer:
20mm^3
