An open-top box is to be made from a 20 in by 30 in piece of cardboard by removing a square from each corner of the box and folding up the flaps on each side. What is the maximum possible volume of the box?

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter9: Surfaces And Solids
Section9.1: Prisms, Area And Volume
Problem 39E: Kristine creates an open box by cutting congruent squares from the four corners of a square piece of...
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An open-top box is to be made from a 20 in by 30 in piece of cardboard by removing a square from each corner of the box and folding up the flaps on each side. What is the maximum possible volume of the box? 

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