trigonometry-laws-and-identities.pdf

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TANGENT IDENTITIES 
 
 
 
 
 
 
 
 
 
RECIPROCAL IDENTITIES 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
PYTHAGOREAN IDENTITIES 
IDENTITIES 
 
 
 
PERIODIC IDENTITIES 
IDENTITIES 
 
 
 
 
 
 
EVEN/ODD IDENTITIES 
IDENTITIES 
 
 
 
 
 
 
DOUBLE ANGLE IDENTITIES 
 
 
 
 
 
 
 
 
 
HALF ANGLE IDENTITIES 
ITIES 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
TRIGONOMETRY 
 
SUM/DIFFERENCES IDENTITIES 
 
 
 
 
 
 
 
PRODUCT TO SUM IDENTITIES 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
SUM TO PRODUCT IDENTITIES 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
COFUNCTION IDENTITIES
 
 
 
RIGHT TRIANGLE DEFINITION 
UNIT CIRCLE DEFINITION 
 
 
 
 
 
 
 
Trig Functions Domain 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
TRIG FUNCTIONS RANGE 
 
 
 
 
 
 
 
TRIG FUNCTIONS PERIOD 
 
 
 
 
INVERSE TRIG FUNCTION NOTATION 
 
 
 
 
INVERSE TRIG FUNCTION RANGE 
 
 
 
 
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TRIGONOMETRY 
 
DEFINITION 
 
 
INVERSE TRIG DOMAIN 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
LAW OF SINES 
 
 
 
 
 
 
 
 
 
 
LAW OF COSINES 
 
 
 
 
LAW OF TANGENTS 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
MOLLWEIDE’S FORMULA 
 
 
 
 
 
 
 
 
 
 
 
 
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LAWS AND IDENTITIES