The Unit Circle Review

CoTerminal Angles

100

(14pi)/3 radians

(2pi)/3 radians

200

(19pi)/3 radians

(pi)/3 radians

300

(-23pi)/6

pi/6

400

(43pi)/2

(3pi)/2

500

(47pi)/4

(7pi)/4

Unit Circle (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 (Radians)

100

sin 4π/3

-√3/2

200

cos 5π/6

-√3/2

300

tan 11π/6

-sqrt3/3

400

tan(pi)

0

500

tan((5pi)/3)

-sqrt3

Trig Values

100

cos(-pi)

-1

200

cos(405)

sqrt2/2

300

tan(-(pi)/4)

-1

400

cos((-2pi)/3)

-1/2

500

sin(-480)

-sqrt3/2

Grab Bag

100

What two quadrants is tangent positive?

Quadrants 1 and 3

200

What quadrant is cosine positive and sine is negative?

4

300

What is the largest continent? 

Asia

400

What month is Ms. Zawacki's Birthday?

February

500

According to a 2024 Jennie-O survey, what is the most popular Thanksgiving dish?

Stuffing!