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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 8 - Mathematics
3.35 Semicircle - II

Example:
The radius of a semicircle is 6.3cm. Find its area.

Solution:
Area of semicircle = 1/2 * pr2
Given that,
r = 6.3cm.
A = 1/2 * 22/7 * (6.3)2
A = 11/7 * 6.3 * 6.3
A = 436.59/7
A = 62.37 Sq. cm.


Directions: Solve the following problems and correct the answer at two decimal place. Also write at least ten examples of your own.
Q 1: The radius of a semicircle is 19.8 cm. Find its area.
616.27 Sq. cm.
None of these
616.07 Sq. cm.

Question 2: This question is available to subscribers only!


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