Trigonometric Identities Flashcards
value of sin 0
0 zero
value of sin 30
1/2
value of sin 45
√2 / 2
value of sin 60
√3 / 2
value of sin 90
1
value of cos 0
1
value of cos 30
√3 / 2
value of cos 45
√2 / 2
value of cos 60
1/2
value of cos 90
0 zero
value of tan 0
0 zero
value of tan 30
√3 / 3
value of tan 45
1
value of tan 60
√3
value of tan 90
not defined
value of cosec 0
X not defined
value of cosec 30
2
value of cosec 45
√2
value of cosec 60
2√3 / 3
value of cosec 90
1
value of sec 0
1
value of sec 30
2√3 / 3
value of sec 45
√2
value of sec 60
2
value of sec 90
X not defined
value of cot 0
X not defined
value of cot 30
√3
value of cot 45
1
value of cot 60
√3 / 3
value of cot 90
0
formula of sin
P/H
formula of cos
B/H
formula of tan
P/B
formula of cosec (reciprocal of sin)
H/P
formula of sec (reciprocal of cos)
H/B
formula of cot (reciprocal of tan)
B/P
