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Effectus [21]
3 years ago
7

The area of a semicircle is A=1/2(3.14)r^2 solve for r

Mathematics
1 answer:
Inessa05 [86]3 years ago
7 0
First divide bot sides of the formula by 1/2(3.14):-

2A / 3.14 =  r^2

r = sqrt (2A/3.14)
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