In the figure below, AB is tangent to circle O at point A, secant BD interserts circle O at points C and D, mAC = 70° and mCD = 110°. A 70 110 What is mLABC?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.1: Angles
Problem 30E
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In the figure below, AB is tangent to circle O at
point A, secant BD interserts circle O at points C
and D, mAC = 70° and mCD = 110°.
A
70
110
What is mLABC?
Transcribed Image Text:In the figure below, AB is tangent to circle O at point A, secant BD interserts circle O at points C and D, mAC = 70° and mCD = 110°. A 70 110 What is mLABC?
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