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 - Chapter Review - Page 669: 6



Work Step by Step

Using the distance formula, we find: $$\sqrt{\left(1-\left(-2\right)\right)^2+\left(9-5\right)^2}\\ 5$$ Using the midpoint formula, we find: $$\left(\frac{1-2}{2},\:\frac{9+5}{2}\right)\\ \left(-\frac{1}{2},\:7\right)$$
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