Page 97 - 1300 Math Formulas

CHAPTER 4. TRIGONOMETRY

4.4 Trigonometric Functions of Common
Angles

381. =
α ° = α ê~Ç = ëáå α = Åçë α= í~å α = Åçí α ëÉÅ α = ÅçëÉÅ α =
M= M= M= N= M= ∞= N= ∞=
π N P N O
PM= = = = = P= = O=
S O O P P
π O O
QR= = = = N= N= O = O =
Q O O
π P N N O
SM= = = = P= = O= =
P O O P P
π
VM= = N= M= ∞ = M= ∞ = N=
O
Oπ P N N O
−
NOM= = = − = − P = − O = =
P O O P P
NUM= π= M= − N= M= ∞ = − N= ∞ =
Pπ
OTM= = − N= M= ∞= M= ∞= − N=
O
PSM= O π = M= N= M= ∞ = N= ∞ =
=
=
=
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