2009 · Q53
A right triangle ABC with sides 5 cm, 12 cm and 13 cm is revolved about the side 12 cm. What is the volume of the solid so obtained?
Elementary MathematicsAlgebra
- A50 πcm 3
- B100 πcm 3
- C125π cm 3
- D150 πcm 3
Explanation
Cone volume = (1/3)π·25·12 = 100π.