Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 8 - Review Exercises: 14b


150 $cm^{2}$

Work Step by Step

sides of the triangle = 15 cm , 20cm , 25 cm. by pythagoras Theorem $15^{2}$ +$20^{2}$ = $25^{2}$ HENCE its a Right angled Triangle area of a right angled triangle = $1\div$2 $\times $15 $\times $20 = 150 $cm^{2}$
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