Unit Circle Practice

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

• 1
• 0
• -1
• 1/2

Tags

CCSS.HSF.TF.A.2

sin(0°)

• 0
• 1/2
• √3/2
• 1

Tags

CCSS.HSF.TF.A.2

What is the exact value of sin 150°

• -1/2
• -√3/2
• 1/2
• √3/2

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

What are the coordinates of  210° on the unit circle?

• (−√3/2, −1/2)
• (√3/2, −1/2)
• (−√3/2, 1/2)
• (−1/2,−√3/2 )

Tags

CCSS.HSF.TF.A.2

4π/3 is equal to how many degrees?

• 60°
• 240°
• 300°
• 120°

Tags

CCSS.HSF.TF.A.2

cot π/2

• undefined
• 0
• 1
• 1/2

Tags

CCSS.HSF.TF.A.2

tan (-π)

• undefined
• 0
• 1
• -1

Tags

CCSS.HSF.TF.A.2

cot 3π/4

• -√2/2
• -1
• 1
• √2/2

Tags

CCSS.HSF.TF.A.2

tan 7π/4

• -1
• 1
• √2/2
• undefined

Tags

CCSS.HSF.TF.A.2