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2 votes
2 votes
Area of a semicircle is 308cm. Find the perimeter

User SirPeople
by
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1 Answer

7 votes
7 votes

Answer:

72 cm

Explanation:

Find the radius using the given information

308=1/2(πr^2)

r^2=616/π

r=14

The perimeter is πr + 2r so plug in 14

π(14) + 2(14)

43.96+28=71.96

User MJPinfield
by
2.5k points