Math 3 honors - Unit 6 review

What is the reference angle for 117 degrees?

• 27

• 63

• 117

• 297

• none

Tags

CCSS.HSF.TF.A.4

How many radians is 225 degrees?

• π/4

• 3π/4

• 5π/4

• 225π/4

• none

Tags

CCSS.HSF.TF.A.2

Which angle on the unit circle has a cosine value of -1?

• 0

• π/2

• π

• 3π/2

• none of these

Tags

CCSS.HSF.TF.A.2

Convert 75 degrees to radians.

• π/105

• 5π/24

• 5π/12

• 75

• none of these

Tags

CCSS.HSF.TF.A.2

Which angle does not have a sine value of √3/2?

• π/3

• 2π/3

• 7π/3

• 4π/3

Tags

CCSS.HSF.TF.B.7

What is the reference angle for 4π/3 radians?

• π/6

• π/3

• π/4

• π/2

Tags

CCSS.HSF.TF.B.7

cos 150^o

• -1/2

• 1/2

• √3/2

• -√3/2

Tags

CCSS.HSF.TF.A.2

cosθ 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.3

CCSS.HSF.TF.A.4

CCSS.HSF.TF.C.8

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

Sine or Cosine?

• y=sinx
• y=cosx

Tags

CCSS.HSF-IF.C.7E