'Find mab' presentation slideshows

Session 25 Warm-up

Name a segment tangent to circle A. What is the If BD = 36, find BC. If AC = 10 and BD = 24, find AB. If AD = 7 and BD = 24, find BE. Session 25 Warm-up. D. B. E. A. C. Time to make a Wheel of Formulas. Cut out this part. Central Angle. Vertex OUTSIDE circle. Vertex ON circle.

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Daily Check

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Warm-up

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Angles in and out of the circle

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Warm-up

Warm-up . A. 1. Let AM = 8, BP = 7, and CA = 18. Find the perimeter of the triangle. N. M. 50. C. P. 3. MCY = 270 Find BC. B. 2. Find ACB. 20. B. A. M. 312. 20. 90. B. 24. C. C. Y. Case III: Vertex is outside the circle. C. ANGLE. small ARC. A. D.

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EXAMPLE 1

In the diagram, P Q , FG JK , and mJK = 80 o . Find mFG. Because FG and JK are congruent chords in congruent circles, the corresponding minor arcs FG and JK are congruent. So , mFG = mJK = 80 o. EXAMPLE 1. Use congruent chords to find an arc measure. SOLUTION.

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