Unit Circle Practice

sin π/4

• √2∕2
• 1/2
• √3/2
• 0

Tags

CCSS.HSF.TF.A.2

cos 5π/6

• -1/2
• 1/2
• √3/2
• -√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

• 1
• -1
• 0
• √2/2

Tags

CCSS.HSF.TF.A.2

• √3/3
• √3
• 1
• undefined

Tags

CCSS.HSF.TF.A.2

What is the value of cosine at 270

• 0
• 1
• -1

Tags

CCSS.HSF.TF.A.2

At what point are sine and cosine the same value?

• 0
• 90
• 45
• 60

Tags

CCSS.HSF.TF.A.2

What is 7π/4 radians in degrees?

• 300
• 135
• 315
• 45

Tags

CCSS.HSF.TF.A.1

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

tan(300^o)

• -√3 /3
• ½
• 2√3 /3
• -√3

Tags

CCSS.HSF.TF.A.2