A1.3 Unit Circle

Front

What is the radius of a unit circle?

Back

1

Front

Choose the best match for the graph: 30^o, 45^o, 60^o, 90^o

Back

30^o

Front

Measure of the angle shown: 30º, 40º, 395º, 470º

Back

395º

Front

In which quadrant would you find an angle measuring -740°?

Back

4

Front

Convert 150⁰ to radians

Back

5π/6

Front

Find a coterminal angle to -90°. Options: -450°, 90°, 180°, -180°

Back

-450°

Front

Coterminal angle to the angle shown: 433, 73, -107, 7

Back

-107

Front

What is the reference angle? Options: 112, 68, 158, 248

Back

68

Front

What is the reference angle?

Back

73

Front

Back