Elementary Geometry for College Students (5th Edition)

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

Chapter 2 - Section 2.5 - Convex Polygons - Exercises: 6b

Answer

20 diagonals

Work Step by Step

D=$\frac{8(8-3)}{2}$ D=$\frac{40}{2}$ D=20
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