Mensurationmedium · Past Paper
Find the volume of a hemisphere of radius 10.5 cm.
A2425.5 cm^3
B4851 cm^3
C1212.75 cm^3
D3638.25 cm^3
✓ Correct Answer: A — 2425.5 cm^3
V = (2/3)*(22/7)*(10.5)^3 = (2/3)*(22/7)*(21/2)^3 = 2425.5 cm^3.
Share this question
More from Mensuration
- What is the volume of a sphere whose surface area is 36π cm²?
- A trapezoid has parallel sides of 10 cm and 14 cm, and a height of 5 cm. Calculate its area.
- Find the area of 4 walls of a room if the perimeter of the floor is 30 m and height is 3 m.
- The sum of length, breadth, and height of a cuboid is 19 cm and its diagonal is 11 cm. Find its volume if the surface area is not needed but related? (Wait, let's use a standard volume problem). A cuboid has dimensions in the ratio 3:2:1 and volume 1296 cm³. Find the length.
- Area of a circle inscribed in an equilateral triangle of side 6 cm is: