Answer
About 9 meters high
Work Step by Step
a$^2$+b$^2$=c$^2$
h$^2$+(2h)$^2$=200$^2$
h$^2$+4h$^2$=400
5h$^2$=400
h$^2$=80
h$\approx$9 meters
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 1 - Summary, Review, and Test - Review Exercises - Page 205: 85
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