Trigonometric Identities

Show:

Questions Responses

Reciprocal

Pythagorean 1

Pythagorean 2

Cofunction

Graph and Unit Circle

100

sin(x)

What is 1/csc(x)

100

sin²(x) + cos²(x) = (?)

What is 1

100

sin²(x) + (?) = 1

What is cos²(x)

100

sin(π/2 - x) = (?)

cos(x)

100

Full sine graph equation

What is y=Asin(Bx+C)+D

200

cos(x)

What is 1/sec(x)

200

1 + cot²(x) = (?)

What is csc²(x)

200

sin²(x) = (?)

What is 1 - cos²(x)

200

tan(π/2 - x) = (?)

cot(x)

200

Full cosine graph equation

What is y=Acos(Bx+C)+D

300

tan(x)

What is 1/cot(x)

300

cos²(x) = (?)

What is 1 - sin²(x)

300

-cot²(x) = (?)

What is 1 - csc²(x)

300

sec(π/2 - x) = (?)

csc(x)

300

7π/4 in degrees

What is 315^o

400

1/cos(x)

What is sec(x)

400

sec²(x) = (?)

What is 1 + tan²(x)

400

cot²(x) = (?)

What is csc²(x) - 1

400

cos(π/2 - x) = (?)

sin(x)

400

240^oin radians

What is 4π/3

500

1/sin(x)

What is csc(x)

500

-tan²(x) = (?)

What is 1 - sec²(x)

500

tan²(x) = (?)

What is sec²(x) - 1

500

csc(π/2 - x) = (?)

sec(x)

500

Period of tan

What is π/|B|