Sin Cos and Tan on the Unit Circle

What are the coordinates of 60° on the unit circle?

• (0, 1)

• (1/2, √3/2)

• (√3/2, 1/2)

• (√2/2, 1/2)

Tags

CCSS.HSF.TF.A.2

What is sin 45°?

• 1
• ^√3/₂
• ½
• ^√2/₂

Tags

CCSS.HSF.TF.A.2

What is tan 45°?

• 1

• ^√2/₂

• ^√3/₂

• ½

Tags

CCSS.HSG.SRT.C.7

What is cos 30°?

• ^√3/₂

• ½

• ^√2/₂

• 1

Tags

CCSS.HSF.TF.A.2

cos(π)=

• 0

• 1

• -1

• 1/2

Tags

CCSS.HSF.TF.A.2

The formula for the unit circle is

Tags

CCSS.HSF-IF.C.7E

• Yes

• No

• Quadrant I and II

• Quadrant II and III

• Quadrant III and IV

• Quadrant I and IV

Tags

CCSS.HSF.TF.A.2

Please select the correct solution

• csc x

• sec x

• cot x

• tan x

• 0.950

• -0.950

• 0.313

• -0.313

Tags

CCSS.HSF.TF.C.8