Geometry: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281159
ISBN 13: 978-0-13328-115-6

Chapter 10 - Area - 10-1 Areas of Parallelograms and Triangles - Practice and Problem-Solving Exercises: 20

Answer

14 cm

Work Step by Step

An isosceles triangle has two sides of equal length. Set the sides equal to x. A=$\frac{1}{2}$bh 98=$\frac{1}{2}$2(x)(x) 98=$\frac{1}{2}$$x^{2}$ 196=$x^{2}$ 14=x
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