Sine Cosine Degrees Unit Circle

What is the radius of the unit circle?

• 2

• 3

• 2/3

• 1

Tags

CCSS.HSF.TF.A.2

Based on your unit circle cos(0^o)=

• 1

• 0

• -1

• 1/2

Tags

CCSS.HSF.TF.A.2

Based on your unit circle sin(90^o)=

• 1/2

• 0

• -1

• 1

Tags

CCSS.HSF.TF.A.2

What is the value of sine at 210°?

• 1/2

• -1/2

• √3 / 2

• -√3 / 2

Tags

CCSS.HSF.TF.A.2

sin(5π/3)=

• 1/2

• -√3/2

• √3/2

• -1/2

Tags

CCSS.HSF.TF.A.2

sin(3π/2)

• 0

• 1

• -1

• 1/2

Tags

CCSS.HSF.TF.A.2

What is the value of cosine at 135°?

• 0

• 1/2

• √2 /2

• -√2 /2

Tags

CCSS.HSF.TF.A.2

Identify the Positive angle in both radians and degrees that represent point H.

Identify the Positive angle in both radians and degrees that represent point D.

Tags

CCSS.HSF.TF.A.2

Identify the Positive angle in both radians and degrees that represent point L.

Tags

CCSS.HSF.TF.A.2