Trig Ratios and functions

Card Set Information

Author:
xintaris
ID:
51641
Filename:
Trig Ratios and functions
Updated:
2010-11-25 04:51:47
Tags:
trigonometric ratios math angles functions
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Description:
gives the trigonometric ratios for 30, 60 and 45 degrees, and the six common trig function used with the unit circle
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  1. Sin30°
    1/2
  2. Sin60°
    √3/2
  3. Sin45°
    1/√2
  4. cos45°
    1/√2
  5. cos60°
    1/2
  6. cos30°
    √3/2
  7. tan30°
    1/√3
  8. tan60°
    √3
  9. tan45°
    1
  10. cosθ
    X
  11. sinθ
    Y
  12. tanθ
    sinθ /cosθ when x≠0
  13. cosecθ
    1/sinθ = 1/y when y≠0
  14. secθ
    1/cosθ = 1/x when x≠0
  15. cotθ
    • 1/tanθ
    • which is cosθ/sinθ = x/y when y≠0

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