SOLUTION: A right pyramid has a surface area of 210cm2. A right cone has a base radius of 5cm. The cone and the pyramid have equal surface areas. What is the height of the cone to the near

Question 1050595: A right pyramid has a surface area of 210cm2.
A right cone has a base radius of 5cm. The cone and the pyramid have equal surface areas. What is the height of the cone to the nearest tenth of a centimetre?
What is the appropriate formula to solve this?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,

 

S = 210cm^2  and r = 5cm

S = 





Substitute values for S and r 

Use Your Calculator



 

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