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12 Cards in this Set
- Front
- Back
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area of a triangle if have 2 sides and included angle
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K=(1/2)ab sinC
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the one with csc
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1 plus cot2X=csc2X
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the one with sec
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1 plus tan2X is sec2X
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the one with sin
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sin2X plus cos2X is 1
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the one with cos
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sin2X plus cos2X is one
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the one with tan
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1 plus tan2X is sec2X
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the one with sec
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1 plus tan2X is sec2X
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the one with cot
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1 plus cot2X=csc2X
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the one with tan and 90
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tanX=cot(90-X)
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the one with sec and 90
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secX=csc(90-X)
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law of sines
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sinA/a=sinB/b=sinC/c
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law of cosines
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c2=a2+b2-2ab cosC
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