6. EC is tangent to circle O. ABis a diameter. If mDB = 47°, find mAD, LECD%3DAB.

Answered: Image /qna-images/answer/2da34807-313e-4203-bfe1-b13e37f340cb.jpg

Answered: 6. EC is tangent to circle O. ABis a…

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter6: The Trigonometric Functions

Section6.1: Angles

Problem 31E

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6. EC is tangent to circle O. ABis a diameter. If mDB = 47°, find mAD, ZECD %3D B.