Selected Answers from Homework Section 9-5 2) a = 75 b = 80 c = 85 6) a = 50 b = 100 c = 40 Section 9-6 3) 30 7) 270 9) 145 10) 10 17) 75 19) 58

9-7 Circles and Lengths of Segments Answers to Warm Ups 1) 40 2) 105 3) 75 4) 110

Multiply the pieces of the segments together Theorem b x a Multiply the pieces of the segments together y

Example 3 2 12 x

TOO 6 x 3x X = 8 x 8 X = 4 Factor 6 4 3 X = 6 & 2 4 8 – x x 3

Outside times whole line Theorem b c a x z y Outside times whole line

Example 8 4 6 x

Outside times whole line Also . . . c a x Outside times whole line

TOO x x 13 6 X = 4 X = 5 2 9 6 Factor 4x 20 X = 4√5 x

Homework Page 364 #1-9 Page 367 #1-8 Self Test Quiz Tomorrow!