Mensurationeasy · Past Paper
What is the volume of a cone with base radius 3 cm and vertical height 7 cm? (Use π = 22/7)
A66 cm³
B198 cm³
C22 cm³
D132 cm³
✓ Correct Answer: A — 66 cm³
Volume of a cone is (1/3)πr²h = (1/3) × (22/7) × 3² × 7 = 66 cm³.
Share this question
More from Mensuration
- A conical tent is 9 m high and the radius of its base is 7 m. How much air does it contain?
- The lateral surface area of a cylinder is 94.2 sq. cm and its height is 5 cm. Find the radius of its base. (Use π = 3.14)
- The area of a circle is 154 sq. cm. What is its radius?
- The area of an isosceles right-angled triangle whose hypotenuse is 10 cm is:
- A wire bent as a square encloses 484 sq. cm. If same wire is bent as a circle, its area is: