Geometry: Common Core (15th Edition)

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

Chapter 1 - Tools of Geometry - 1-7 Midpoint and Distance in the Coordinate Plane - Practice and Problem-Solving Exercises: 62

Answer

D

Work Step by Step

Use the midpoint formula: $M_x=\frac{x_1+x_2}{2}=\frac{14+4}{2}=\frac{18}{2}=9$ $M_y=\frac{y_1+y_2}{2}=\frac{12+(-8)}{2}=\frac{4}{2}=2$ $M(9,2)$
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