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Marina CMI [18]
4 years ago
7

Trignometric identites..

Mathematics
2 answers:
madam [21]4 years ago
7 0
TOA CAH SOH
Pythagoras Theorem
Sine rule
Cosine Rule
Monica [59]4 years ago
3 0

Answer:

tan(θ) =  sin(θ)/cos(θ)

Half Angle Identities

Note that "±" means it may be either one, depending on the value of θ/2

sin a/2

 

cos a/2

 

tan a/2

 

cot a/2

Step-by-step explanation:

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