Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 9 Quadratic Relations and Conic Sections - 9.2 Graph and Write Equations of Parabolas - 9.2 Exercises - Mixed Review - Page 625: 70

Answer

$$5\sqrt{5}$$

Work Step by Step

Using the distance formula, we find: $$\sqrt{\left(-2-8\right)^2+\left(4-\left(-1\right)\right)^2}\\ \sqrt{125} \\ 5\sqrt{5}$$
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