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High School Mathematics
4.28 Total Surface Area of Hemisphere

Example:
The radius of the hemisphere is 7 cm. find its total surface area.
Solution:
Total surface area of hemisphere = 3 * pi * r2
Given that,
r = 7 cm.
= 3 * 22/7 * 7 * 7
= 462 Sq. cm.
Directions: Solve the following problems. Also write at least 5 examples of your own.
Q 1: The radius of the hemisphere is 14 cm. find its total surface area.
1848 Sq. cm.
1844 Sq. cm.
1842 Sq. cm.
1846 Sq. cm.

Question 2: This question is available to subscribers only!


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