SOLUTION: a wire is 12 ft long is cut into two pieces. one piece is to be bent into a square and the other into a circle?how should the wire be cut so that the combined area is as small or l
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Question 1082332: a wire is 12 ft long is cut into two pieces. one piece is to be bent into a square and the other into a circle?how should the wire be cut so that the combined area is as small or large as possible?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Here is a start.
Pieces are lengths x and y.
Take the x length and make into a square.
Each side becomes and area for this is .
Take the y length to make the circle. Let r be radius.
and area is
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The sum of the areas is ; now can you continue and then finish?
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