Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 4 - An Introduction to Functions - 4-1 Using Graphs to Relate Two Quantities - Practice and Problem-Solving Exercises: 18

Answer

Add 6

Work Step by Step

An octagon has 8 sides (Octa=8). In the two octagons, two of the sides are shared between the left and right octagon, so 8-2 = 6 Therefore we will add 6.
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