Mathematics for IGCSE & O level - Mensuration (Section 11 - No. 5)
A pyramid has a square base with a side of 4cm and a perpendicular height of 9cm. What is the volume of the pyramid?
48 cm³
144 cm³
108 cm³
12 cm³
คำอธิบาย
Volume = 1/3 * base area * height = 1/3 * (4*4) * 9 = 48 cm³