The Unit Circle Quiz Review

Conversions

100

Convert 120 degrees to radians

(2pi)/3 radians

200

Convert 60 degrees to radians

(pi)/3 radians

300

pi/6

 radians to degrees

30°

400

Convert 330 degrees into radians

(11pi)/6

500

(4pi)/3

 radians to degrees

 

240°

Unit Circle Exact Value (Degrees)

100

sin 150

1/2

200

cos 270

0

300

tan 210

sqrt3/3

400

cos(135)

-sqrt2/2

500

tan(90)

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Unit Circle Exact Value (Radians)

100

sin π/3

√3/2

200

cos 5π/6

-√3/2

300

tan ((11pi)/6)

-sqrt3/3

400

tan(pi)

0

500

tan((5pi)/3)

-sqrt3

Drawing Angles (Quadrant)

100

7pi/6

III

200

(11pi)/4

II

300

(-5pi)/3

IV

400

(-25pi)/6 

IV

500

-840 degrees

III

Same but Different

100

Degree with same cos as 30 degrees

330 degrees

200

Degree with the same sin as 225 degrees

315 degrees

300

Radian with the same tan as 60 degrees

^4π /₃

400

Degree with the same sin as -120 degrees

300 degrees

500

Radian with the same tan as -315 degrees

^5π /₄