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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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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 LARGE ARC B LARGE ARC LARGE ARC small ARC ANGLE small ARC ANGLE
Ex. 6 Find m1. 1 15° A D 65° m<1 = 25 degrees B
Ex. 7 Find mAB. mAB = 16 degrees A 27° 70° B
Ex. 8 Find m1. 260° 1 m<1 = 80 degrees