SOLUTION: The lateral surface area of a regular pyramid is 160 cm2 and the perimeter of the base is 40 cm. What is the slant height?

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Question 201067: The lateral surface area of a regular pyramid is 160 cm2 and the perimeter of the base is 40 cm. What is the slant height?
Found 2 solutions by RAY100, rfer:
Answer by RAY100(1637) About Me  (Show Source):
You can put this solution on YOUR website!
Please see problem # 201069

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
base perimeter = 40, so base of each side =10
a=.5lh
a=.5(10)(x)=160
a=5x=160
x=32 cm