Math

sin^2theata +cos^2theata=

1

Tan theata

1/ cot theata

Sec theata=

1/cos theata

Sin theata=

1/csc theata

Cos theata=

1/sec theata

Csc theata=

1/sintheata

Cot theata=

1/tan theata

Ratio identity cot theata

Cos theata/sin theata

1+ cot^2theata=

Csc^2 theata

Al functions are positive

Quad 1

sine and cosecant positive

Quad 2

Tangent and cotangent positive

Quad 3

Cosine and secant positive

Quad 4

If cos theata= x/r than sec theata is

R/x

If sin theata =y/r than what is csc theata

R/y

1+ tan^2theata=

Sec^2theata

Ration identity tan theata

Sin theata/ cos theata

If sec theata= r/x than cos theata is

X/r

If tan theata= y/x than cot theata is

X/y

If csc theata= r/y than what is sin theata

Y/r

If cot theata is x/y than tan theata is

Y/x