Unit Circle and Exact Values

Radians & Degrees

100

whats the degree of 1/3n?

60 Degrees

200

What is the radian of 180 degrees?

pi (n)

300

what is the degree of 5/4n?

225 degree

400

what is the radian of 330 degrees?

11/6n

500

what is the degree of 2/3n? 

120 degree

Exact Values of Degree

100

sin(30)?????

1/2

200

cos(225)???

-2/2

300

cos(-270)

0

400

tan(45)???

1

500

tan(-150)????

1/3

Exact Values of Radians

100

cos(5/3n)?????

1/2

200

sin(2n)?????

0

300

cos(7/6n)?????

-3/2

400

tan(-7/4n)?????

1

500

tan(3/2n)????

Undefined