Trig Ratios of Acute Angles
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Basics - Primary Trigonometric Ratios & Reciprocal Trigonometric Ratios
Last updated 8:58 PM on 9/16/25
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7 Terms
1
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Theta
used for an unknown angle
2
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Sine
Primary
3
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Cosine
Primary
4
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Tangent
Primary
5
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Cosecant
csc = 1/sine
6
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Secant
sec = 1/cos
7
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Cotangent
cot= 1/tan
Note 
Flashcards (129)