General Unit Circle Trivia
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Exact Values
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100

What are the written units for radians?

rads

100

What is pi/2 radians in degrees?

90 degrees

100

What is the exact value of Cos(360)?

1

100

Which quadrant does 7pi/4 lie in?

Quadrant 4

100

What reference angle goes with pi/4?

45 degrees

200

How many radians is a full circle?

2pi

200

What is the radian measure of -60 degrees?

5pi/3 rads

200

What is the exact value of Sin(-180)?

0

200

Which Quadrant does -97 degrees lie in?

Quadrant 3

200

What other subject does Miss Hider teach?

Chemistry

300

Which quadrant in the Unit Circle has all positive values?

Quadrant 1

300

What is the degree measure of 7pi/6?

210 degrees

300

What is the exact value of Sin(-150)?

-1/2

300

Which Quadrant does -390 degrees lie in?

Quadrant 4

300

What reference angle goes with 30 degrees?

pi/6

400

Which quadrant in the Unit Circle has all negative values?

Quadrant 3

400

How many radians is 315 degrees?

7pi/4 rads

400

What is the exact value of Cos(3pi/2)?

0

400

Which Quadrant does -945 degrees lie in?

Quadrant 2

400

What variable represents Sine and what variable represents Cosine?

Sine --> y

Cosine --> x

500

Why is it called the Unit Circle?

Because the radius is 1 all around the circle.

500

How many degrees is 10pi/3?

600 degrees or 240 degrees

500

What is the exact value of Sin(-240)?

squareroot(3)/2

500

Which quadrant does 17pi/18 lie in?

Quadrant 2

500

What is Miss Hider's two dog's names?

Benji and Shadow