PC Unit Circle Practice (2020)

• csc x
• sec x
• cot x
• tan x

Tags

CCSS.HSF.TF.A.2

• csc x
• sec x
• cot x
• tan x

Tags

CCSS.HSF.TF.A.2

sin(5π/3)=

• 1/2
• -√3/2
• √3/2
• -1/2

Tags

CCSS.HSF.TF.A.2

sin(7π/4)

• 1/2
• -√2/2
• √2/2
• -1/2

Tags

CCSS.HSF.TF.A.2

Find the reference angle for 160°

• 50
• 20
• 10
• 70

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What is a complete circle in radians?

• π
• 2π
• 1/2 π
• 1

Tags

CCSS.HSF.TF.A.2

cos 5π/6

• -1/2
• 1/2
• √3/2
• -√3/2

Tags

CCSS.HSF.TF.A.2

cos 4π/3

• -√3/2
• √3/2
• 1/2
• -1/2

Tags

CCSS.HSF.TF.A.2

tan (-π)

• undefined
• 0
• 1
• -1

Tags

CCSS.HSF.TF.A.2

Find the exact value of the trig ratio.
 $\cos\left(-120\degree\right)$   

•  $-\frac{1}{2}$  

•  $\frac{\sqrt{3}}{2}$  

•  $\frac{1}{2}$ 

•  $-\frac{\sqrt{3}}{2}$  

Tags

CCSS.HSG.SRT.C.7