Mathematics, 07.12.2021 03:00 hottie20

A. A rectangular pen is built with one side against a barn. If 1300 m of fencing are used for the other three sides of the pen, what dimensions maximize the area of the pen? b. A rancher plans to make four identical and adjacent rectangular pens against a barn, each with an area of 225 m² . What are the dimensions of each pen that minimize the amount of fence that must be used?

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A. A rectangular pen is built with one side against a barn. If 1300 m of fencing are used for the ot...