Unit Circle Quiz

Convert 100⁰ to radians

• 5π/9
• π/2
• 5π/8
• 5π/6

Tags

CCSS.HSF.TF.A.2

cos 5π/6

• -1/2
• 1/2
• √3/2
• -√3/2

Tags

CCSS.HSG.SRT.C.7

tan 7π/4

• -1
• 1
• √2/2
• undefined

Tags

CCSS.HSF.TF.A.2

sin 2π/3

• 1/2
• -1/2
• √3/2
• -√3/2

Tags

CCSS.HSF.TF.A.2

• -1
• 0
• undefined
• √3

Tags

CCSS.HSF.TF.A.2

Find sin(-240°)

• (√3)/2)

• (-1/2)

• (√2/2)

• (1/2)

Tags

CCSS.HSF.TF.A.4

Convert the following to degrees:
-8π/5 radians

• -288⁰
• -260⁰
• -275⁰

Tags

CCSS.HSF.TF.A.1

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

• 1
• 0
• -1
• 1/2

sin(0°)

• 0
• 1/2
• √3/2
• 1

Tags

CCSS.HSF.TF.A.2

sin(120°)

• 0
• 1/2
• √3/2
• 1