1.5 x 1.5 18 in. I 12 in

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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Question

From a 12-inch-by-18-inch piece of cardboard, 1.5-inch-square corners are cut out, as shown in the figure below, and the resulting flaps are folded up to form an open box. Find the volume and the external surface area of the box.

 
(a) the volume
in3

(b) the external surface area
in2
A
1.5 x 1.5
18 in.
12 in
Transcribed Image Text:A 1.5 x 1.5 18 in. 12 in
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