Unit Circle

Front

Based on the unit circle, what is the value of sin?

Back

y

Front

Based on the unit circle, what is the value of cos? Options: y, x, x/y, y/x

Back

x

Front

Based on the unit circle, what is the value of tan? Options: y, x, x/y, y/x

Back

y/x

Front

cos(30^o)

Back

√3/2

Front

sin(240^o)

Back

-√3/2

Front

tan(45^o)

Back

1

Front

sin(135^o)

Back

√2/2

Front

tan(270^o)

Back

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Front

Name two angles with cosine
 -√3/2.

Back

150° and 210°

Front

Name two angles with sine √2/2.

Back

45° and 135°