Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10:
ISBN 13:

Chapter 9 - Section 9.2 - Pyramids, Area, and Volume - Exercises - Page 407: 24b

Answer

$340$ m$^2$

Work Step by Step

The total area is the sum of the lateral area and the area of the bases. In this case, we have one, square base , with a side length of 10m. $B=10^2=100$ m$^2$ Lateral area $=240$m$^2$ Add both to get the total area: $240+100=340$ m$^2$
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