Unit Circle Test Review

cos(5π/6)

• √3/2

• -√3/2

• 1/2

• -1/2

• √2/2

sin(5π/4)

• √3/2

• √2/2

• 1/2

• -1/2

• -√2/2

tan 7π/4

• -1
• 1
• √2/2
• undefined

Tags

CCSS.HSF.TF.A.2

What is the exact coordinates of  3π/4 on the unit circle?

• (−√2∕2, √2∕2)
• (−√2∕2, −√2∕2)
• (−√3∕2, −√2∕2)
• (√2∕2, −√2∕2)

Tags

CCSS.HSF.TF.A.2

4π/3 is equal to how many degrees?

• 60°
• 240°
• 300°
• 120°

Tags

CCSS.HSF.TF.A.2

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.5.G.A.1

For what angles are sine and cosine the same?

• 0^o
• 45^o and 135⁰
• 45^o and 225⁰
• 45^o and 315⁰

Tags

CCSS.HSG.SRT.C.7

sec 3π/2

• 0
• undefined
• 1
• -1

Tags

CCSS.HSF.TF.A.2

cot 3π/4

• -√2/2
• -1
• 1
• √2/2

Tags

CCSS.HSF.TF.A.2

cot π/2

• undefined
• 0
• 1
• 1/2

Tags

CCSS.HSF.TF.A.2