Any tangent of a circle is perpendicular to a radius of the circle at their point of intersection Any pair of tangents drawn at the endpoints of a diameter are parallel to each other chord A CHORD of a circle is a line segment with its endpoints on the circle. CHAPTER 1 Segments of Chords Secants and Tangents Learning Objectives Find the lengths of segments associated with circles Review Queue What can you say about m6DAC and m6DBC What theorem do you use What do you know about m6AED and m6BEC Why Is 4AED 4BEC How do you know If AE 8 ED 7 and BE 6 find EC
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