SOLUTION: 1.)A cone has a circular base with radius 50cm and slant height 90cm. Find the surface area.

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Question 35376: 1.)A cone has a circular base with radius 50cm and slant height 90cm. Find the surface area.
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
Sa = Πrl + Πr2
sa = (50)(90)Π + Π(50)
sa = about 14,140 cm squared