Question: A fence is to be built to enclose a rectangular area of 230 square feet. The fence along three sides is to be made of

A fence is to be built to enclose a rectangular area of 230 square feet. The fence along three sides is to be made of material that costs 5 dollars per foot, and the material for the fourth side costs 12 dollars per foot. Find the dimensions of the enclosure that is most economical to construct.

Dimensions:

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