Geometry: Common Core (15th Edition)

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

Chapter 4 - Congruent Triangles - Get Ready!: 11

Answer

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Work Step by Step

Like the foundation of the building, the base is the side "supporting" the other two sides. In other words, the base is usually depicted at the bottom of the isosceles triangle, with two equal length sides extending upward from it.
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