PAGE 429 7 8 h 144 9 h
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PAGE 429 7) 8) h = 144 9) h = 300 10) 11) 12) 23) C = 18°, a ≈ 3. 3287, c ≈ 1. 1698 25) ≈ 48. 5904° 27) ≈ 48. 1897° 29) A ≈ 33. 6901°, C ≈ 56. 3099° 31) A ≈ 44. 4270°, C ≈ 45. 5730° 33) A ≈ 48. 1897°, C ≈ 41. 8103° 35) 13) 15) 17) A = 40°, a ≈ 6. 4279, c ≈ 7. 6604 19) C = 76°, b ≈ 24. 8014, c ≈ 24. 0647 21) C = 25°, a ≈ 10. 7225, b ≈ 11. 8310 12/23/2021 5: 13 PM 37) A) ≈ 23. 1822 ft. B) ≈ 6. 2117 ft. 39) ≈ 460. 1823 ft. 41) ≈ 8598. 2952 ft. 47) ≈ 351. 0755 m. 50) ≈ 25. 3902 ft. 6. 3: Radian Measure 1
12/23/2021 5: 13 PM 6. 3: Radian Measure 2
RADIAN MEASURE Section 6. 3 Pre-Calculus AB Pre-AP/Dual, Revised © 2014 viet. dang@humble. k 12. tx. us 12/23/2021 5: 13 PM 6. 3: Radian Measure 3
RADIAN MEASURE A. Degree measure is a unit of application such as surveying and navigation B. Radian measure is a unit of measure for theoretical work in mathematics C. One radian is the measure of an angle in standard position whose terminal side intercepts an arc of length r. 12/23/2021 5: 13 PM 6. 3: Radian Measure 4
CONVERSIONS 12/23/2021 5: 13 PM 6. 3: Radian Measure 5
EXAMPLE 1 Convert 240° to radian measure 4 3 12/23/2021 5: 13 PM 6. 3: Radian Measure 6
EXAMPLE 2 Convert 2° to radian measure 12/23/2021 5: 13 PM 6. 3: Radian Measure 7
YOUR TURN Convert – 90° to radian measure 12/23/2021 5: 13 PM 6. 3: Radian Measure 8
EXAMPLE 3 Convert 9π/2 to degree measure 90 1 12/23/2021 5: 13 PM 6. 3: Radian Measure 9
YOUR TURN Convert –π/2 to degree measure 12/23/2021 5: 13 PM 6. 3: Radian Measure 10
EXAMPLE 4 Convert 1 radian to degree measure 1 radian is not π radian 12/23/2021 5: 13 PM 6. 3: Radian Measure 11
YOUR TURN Convert 1/4 radian to degree measure 12/23/2021 5: 13 PM 6. 3: Radian Measure 12
ASSIGNMENT Page 441 11 -33 odd
