Unit Circle

tan 7π/4

• -1
• 1
• √2/2
• undefined

Tags

CCSS.HSF.TF.A.2

cos 4π/3

• -√3/2
• √3/2
• 1/2
• -1/2

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

What is the value of cosine at 315

• 0
• 1
• √2 / 2
• -√2 /2

Tags

CCSS.HSF.TF.A.2

sinθ is positive in

• the 1st and 2nd quadrants
• the 1st and 3rd quadrants
• the 1st and 4th quadrants
• the 2nd and 3rd quadrants

Tags

CCSS.HSF.TF.A.2

Which angle(s) have √3/2 as an x-coordinate?

• π/6

• π/3

• -π/6

• 11π/6

• 2π/3

Tags

CCSS.HSF.TF.B.7

What angle has the same y-coordinate as 60° on the Unit Circle?

• 120°

• 150°

• 240°

• -60°

Tags

CCSS.HSF.TF.A.2

Which angle(s) have 1/2 as a y-coordinate?

• π/6

• π/3

• -π/3

• 11π/6

• 5π/6

Tags

CCSS.HSF.TF.B.7

csc 330⁰

• 2

• -2

• √2

• -√2

Tags

CCSS.HSG.SRT.C.7

sec 3π/2

• 0
• undefined
• 1
• -1

Tags

CCSS.HSF.TF.A.2