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I'm not sure how to solve this problem. I get none of the answers

I'm not sure how to solve this problem. I get none of the answers
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3 votes
I'm not sure how to solve this problem. I get none of the answers

I'm not sure how to solve this problem. I get none of the answers-example-1
User Abdi
by
8.8k points

2 Answers

1 vote
surface are of a cone = (pi)r(r + l)
r=3, l=15 ... n is not needed
what's n anyway?
User Dominique Paul
by
8.4k points
1 vote
Area of base = 9pi
curve surface area = 3*pi*15=45pi
total area 54pi
i guess the n here represents pi the answer would just be a since its the most relevant
User What Would Be Cool
by
8.3k points
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