Mensurationhard · Past Paper
If the volume of a sphere is 4851 cubic cm, its surface area is:
A1386 sq. cm
B1400 sq. cm
C693 sq. cm
D2772 sq. cm
✓ Correct Answer: A — 1386 sq. cm
4/3πr³ = 4851 => r = 10.5 cm. Surface Area = 4 * (22/7) * 10.5 * 10.5 = 1386 sq. cm.
Share this question
More from Mensuration
- The volumes of two cubes are in ratio 1:27. What is the ratio of their edges?
- The TSA of a cylinder is 924 sq. cm. If its base area is 154 sq. cm, what is its CSA?
- If the area of the base of a prism is 25 cm² and its height is 12 cm, what is its volume?
- Area of a triangle with sides 5, 12, 13 is:
- Area of a semi-circle of diameter 14 cm is: