Trig & the Unit Circle

Front

Back

Tags

CCSS.HSF.TF.A.2

Front

What is the reference angle for 63°?

Back

63°

Front

What is the sine of 120°?

Back

Tags

CCSS.HSF.TF.A.2

Front

Define reference angle.

Back

The reference angle is the acute angle formed by the terminal side of an angle and the x-axis.

Front

Back

Tags

CCSS.HSF.TF.B.7

Front

What is the sine of 30°?

Back

Tags

CCSS.HSG.SRT.C.7

Front

What is the cosine of 0°?

Back

1

Tags

CCSS.HSF.TF.A.2

Front

What is the tangent of 45°?

Back

1

Tags

CCSS.HSF.TF.A.2

Front

What is the sine of 90°?

Back

1

Tags

CCSS.HSF.TF.A.2

Front

What is the cosine of 180°?

Back

-1

Tags

CCSS.HSF.TF.A.2