The circle shown here has area πr2. If its radius is tripled in length its new area will be A) 3πr2 B) 6πr2 C) 9πr2 D) 18πr2

asked Oct 16, 2019 36.9k views

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The circle shown here has area πr2. If its radius is tripled in length its new area will be

A) 3πr2
B) 6πr2
C) 9πr2
D) 18πr2

by Yuro

8.5k points

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4 votes

The correct answer is 9πr^2

I know because I just took the quiz.