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 - 9.3 Graph and Write Equations of Circles - 9.3 Exercises - Quiz for Lessons 9.1-9.3 - Page 632: 5



Work Step by Step

Using the distance formula, we find: $$\sqrt{\left(-1-\left(-6\right)\right)^2+\left(8-\left(-5\right)\right)^2}\\ \sqrt{194}$$ Using the midpoint formula, we find: $$\left(\frac{-1-6}{2},\:\frac{8-5}{2}\right)\\ \left(-\frac{7}{2},\:\frac{3}{2}\right)$$
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