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CB is tangent to OA at point C. Find the radius. T A T 5 80 0 B CB LAC by the radius-tangent theorem,
CB is tangent to OA at point C. Find the radius. T A T 5 80 0 B CB LAC by the radius-tangent theorem, so ZC is a right angle. AABC is a right triangle, so apply the Pythagorean theorem. Use the steps and solve for the radius. TE 1.2+82 = (+5) 2.2+642+10r +25 39/10 54/25 64/35 89/10
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An Introduction To Analysis
Authors: William R. Wade
3rd Edition
0131453335, 978-0131453333
