SOLUTION: Calculate the quantity of sheet metal that would be needed to make 10 cylindrical canisters with a diameter of 10 cm and a height of 20 cm? A cube with an edge of 20cm is filled

Question 842209: Calculate the quantity of sheet metal that would be needed to make 10 cylindrical canisters with a diameter of 10 cm and a height of 20 cm?
A cube with an edge of 20cm is filled with water.Would this amount of water fit in a sphere with a 20cm radius?
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
The sheet metal canister question:

Each canister is and for ten of them, this area is square centimeters.
Simplifying, this is

square centimeters.

The cube and sphere question:
The diagonal of the cube will become the diameter of the sphere. The length of this diagonal is . The radius of the sphere is half of this, so the radius is .
Formula for Volume of Sphere is . You should do the rest on this.
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