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8 6 Sin Cos Ratios Noted
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8 6 Sin Cos Ratios Noted

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Transcript

  • 1. 8-6 The Sine and Cosine Ratios
  • 2. Review Tangent X Z Y opp adj hyp
  • 3. Tangent example X Z Y a 14 34 ͦ
  • 4. What about the hypotenuse? X Z Y a 14 34 ͦ c
  • 5. Sine X Z Y opp adj hyp
  • 6. sin 24 °= ?
    • 0.4023
    • 0.9135
    • 0.4067
    • 0.4463
    0 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
  • 7. sin ___ = 0.4856
    • 26 °
    • 29 °
    • 45 °
    • 0.0085
    0 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
  • 8. Solve for x.
    • 2.3
    • 2.0
    • 3.3
    • 2.8
    X 9 23 ° 0 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
  • 9. Cosine X Z Y opp adj hyp
  • 10. cos 24 °= ?
    • 0.4023
    • 0.6754
    • 0.9135
    • 0.4463
    0 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
  • 11. Solve for x.
    • 17
    • 5
    • 13
    • 14
    X 12 23 ° 0 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
  • 12. How are we going to keep this all together?
  • 13.  
  • 14. SOHCAHTOA
  • 15. SPICSA Page 314 2-16 even