SOLUTION: The figure shown is made up of a cylinder and a hemisphere with a radius of 8 meters. The height of the cylinder is 12 meters. Which answer is the best approximation of the total s

Algebra ->  Surface-area -> SOLUTION: The figure shown is made up of a cylinder and a hemisphere with a radius of 8 meters. The height of the cylinder is 12 meters. Which answer is the best approximation of the total s      Log On


   

Question 1039821: The figure shown is made up of a cylinder and a hemisphere with a radius of 8 meters. The height of the cylinder is 12 meters. Which answer is the best approximation of the total surface area? Use 3.14 to approximate pi.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Assuming no circular surface to top or bottom of the cylinder,

2pi%2A8%5E2%2B12%2A2pi%2A8
simplify this.



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area for a sphere is 4pi%2Ar%5E2 using r for radius.