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 - Page 54: 33



Work Step by Step

Find the coordinates of each city. Brooklyn: (8,2); Davenport: (5,10) Use the distance formula: $d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}$ $d=\sqrt{(5-8)^2+(10-2)^2}$ $d=\sqrt{(-3)^2+8^2}$ $d=\sqrt{9+64}$ $d=\sqrt{73}$ $d\approx8.5$
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