## Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole

# Chapter 9 - Section 9.2 - Pyramids, Area, and Volume - Exercises - Page 408: 32

#### Answer

402.49 ft$^2$

#### Work Step by Step

l$^2$=a$^2$+h$^2$ l$^2$=56.25+225 l$^2$=281.25 l$\approx$16.77 LA=12(.5)(4)(16.77) LA=402.49

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