A rectangular bird sanctuary with one side along a straight river is to be constructed so that it contains 512 km2 of area. Find the dimensions of the rectangle to minimize the amount of fence necessary to enclose the remaining three sides. (Give your answer as a whole or exact number.) length of fencing perpendicular to the riverbank: length of fencing parallel to the riverbank: km km

A rectangular bird sanctuary with one side along a straight river is to be constructed so that it contains 512 km2 of area. Find the dimensions of the rectangle to minimize the amount of fence necessary to enclose the remaining three sides. (Give your answer as a whole or exact number.) length of fencing perpendicular to the riverbank: length of fencing parallel to the riverbank: km km

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter8: Areas Of Polygons And Circles

Section8.2: Perimeter And Area Of Polygons

Problem 38E: Examine several rectangles, each with an area of 36 in2, and find the dimensions of the rectangle...

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