Trigonometry
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Last updated 5:19 AM on 2/4/26
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10 Terms
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Sin=
Opp/Hyp
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Cos=
Adj/Hyp
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Tan=
Opp/Adj
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The sum of the sin and cos equal
90
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To find a missing angle use the same equation but
use arc your trig ratio(Calculator 2nd trig ratio)
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Angle of elevation
When looking up at an object
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Angle of depression
When looking down at an object
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When you finding the angle of depression or the ankle of elevation we need to also incorporate
The eye-level of the image
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Law of Sines
Used when working with two sides and two angles of any triangle
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The law of Sines equation
a/SinA=b/SinB=c/SinC
Note 
Flashcards (34)