Unit 5 Review

Reference Angles

100

The reference angle for 105^o

What is 75^o?

200

The reference angle for 345^o

What is 15^o?

300

The reference angle for 

(2pi)/3

What is 60^o or

pi/3 ?

400

The reference angle for -150^o

What is 30^o?

500

The reference angle for 

-(7pi)/4

What is 45^o or

pi/4

Radians & Degrees

100

270^o in radians

What is 

(3pi)/2 ?

200

pi/2

in degrees

What is 90^o?

300

pi/6

in degrees

What is 30^o?

400

240^o in radians

What is 

(4pi)/3

500

345^o in radians

What is 

(23pi)/12

Trig Values (DEG)

100

sin 45^o 

What is 

sqrt2/2 ?

200

cos 240^o

What is 

-1/2 ?

300

csc 330^o

What is -2 ?

400

sec 270^o

What is undefined ?

500

tan 120^o

What is

-sqrt3

Trig Values (RAD)

100

sin 2pi

What is 0?

200

cos (pi/3)

What is 

1/2?

300

csc ((5pi)/6)

What is 2 ?

400

tan pi

What is 0 ?

500

cot ((7pi)/4)

What is -1 ?

Miscellaneous

100

The quadrant(s) where sin is positive

What are Quad. 1 and 2 ?

200

The quadrant(s) where cos is negative?

What are Quad. 2 and 3 ?

300

The quadrant(s) where tan is positive?

What are Quad. 1 and 3 ?

400

A tangent value that equals zero. (in degrees)

What is tan 0^o, tan 180^o, 360^o, ... ?

500

A csc value that is undefined. (in degrees)

What is csc 0^o, 180^o, 360^o, ... ?