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4 votes
What is the area of a semicircle with the diameter of 12 in.

2 Answers

5 votes
radius r = 6 in
so area A = 6x6xπx0.5 = 18π
note: a semicircle is just half of a full circle:)
User Abulka
by
7.2k points
4 votes
The area is 56.54
12 divided by 2=6
Radius=6
The equation is pi r2/2
Pi 6x2/2
Pi 36/2
36 times pi(3.14)=113.09
113.09 divided by 2=56.54
User Caridad
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8.6k points