45. If r = 6 cm, find the EXACT length of AB. 20 135° O B

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter39: Symbolism And Algebraic Expressions
Section: Chapter Questions
Problem 32A: For Exercises 23 through 34, round the answers to 1 decimal place. 32. All dimensions are in...
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45. If r = 6 cm, find the EXACT length of AB.
46. If r = 6 cm, find the EXACT area of sector AOB.
47. Find the EXACT area of the shaded region.
135°
O
135°
12
O
30⁰
B
B
Transcribed Image Text:45. If r = 6 cm, find the EXACT length of AB. 46. If r = 6 cm, find the EXACT area of sector AOB. 47. Find the EXACT area of the shaded region. 135° O 135° 12 O 30⁰ B B
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