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The surface area of a cone is 122.4 in2 and the slant height is 10 in. What is the radius of the cone? A. 3 in. B. 5 in. C. 6.12 in. D. 9 in.
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The surface area of a cone is 122.4 in2 and the slant height is 10 in. What is the radius of the cone? A. 3 in. B. 5 in. C. 6.12 in. D. 9 in.

User Webomatik
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8.2k points

1 Answer

5 votes

Hi Paulette


The correct answer is : A

3 in


I hope that's help:)

User Scott Wegner
by
8.4k points
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