4.3

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The flashcards below were created by user DesLee26 on FreezingBlue Flashcards.


  1. What are the six right triangle definitions of trig functions?
    • Sine= opposite/ hypotenuse
    • Cosine= adjacent/ hypotenuse
    • Tangent= opp/ adj
    • Cosecant= hyp/ opp
    • Secant= hyp/adj
    • Cotangent= adj/ opp
  2. What is the ratio for a 45-45-90 degree triangle?
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    • 1:1: _/2
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  3. What is the ratio for a 30-60-90 triangle?
    • 30:60:90
    • /3: 1: 2
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  4. What are the six cofunctions in degrees?
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  5. What are the cofunctions in radians?
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  6. What is the angle of elevation?
    angle formed from horizontal line to object above horizontal line
  7. What is the angle of depression?
    angle formed from horizontal line to object below horizontal line
  8. When is the only time you use 2nd--> sin (or whatever trig function)?
    when you are looking for an angle

Card Set Information

Author:
DesLee26
ID:
128131
Filename:
4.3
Updated:
2012-01-16 14:51:34
Tags:
Pre Calculus
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Description:
Seniors =(
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