An open box is to be constructed from a square sheet of cardboard measuring 30 centimetres by 30 centimetres. This is done by cutting out the shaded square areas indicated on the the diagram below, then folding along the dotted lines and then gluing the sides together. Find what dimension x will maximise the volume of the box and the corresponding maximum volume. 30 30 x x

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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An open box is to be constructed from a square sheet of cardboard measuring 30 centimetres
by 30 centimetres. This is done by cutting out the shaded square areas indicated on the
the diagram below, then folding along the dotted lines and then gluing the sides together.
Find what dimension x will maximise the volume of the box and the corresponding maximum
volume.
30
30
x
x
Transcribed Image Text:An open box is to be constructed from a square sheet of cardboard measuring 30 centimetres by 30 centimetres. This is done by cutting out the shaded square areas indicated on the the diagram below, then folding along the dotted lines and then gluing the sides together. Find what dimension x will maximise the volume of the box and the corresponding maximum volume. 30 30 x x
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