Unit Circle Progress Check

Front

sin (3π/2)

Back

-1

Front

cos (7π/4)

Back

√2/2

Front

sin (7π/6)

Back

-1/2

Front

sin (-π)

Back

0

Front

What quadrant is -2π/3 in?

Back

III

Front

tanθ is positive in which quadrants?

Back

the 1st and 3rd quadrants

Front

Evaluate: sin(3π/4)

Back

√2/2

Front

sin (π/2)

Back

1

Front

cos (π/4)

Back

√2/2

Front

cos(π)

Back

-1