A2-AT-TRIG+: Degrees, Radians, the Unit Circle, & Trig Func

sin (π/2)

• √3/2
• √2/2
• 1/2
• 1

Tags

CCSS.HSF.TF.A.2

cos (π/4)

• √3/2
• √2/2
• 1/2
• 1

Tags

CCSS.HSG.SRT.C.7

tan(300^o)

• -√3 /3
• ½
• 2√3 /3
• -√3

Tags

CCSS.HSF.TF.A.2

Choose the best match for the graph.

• 30^o
• 45^o
• 60^o
• 90^o

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Based on the unit circle, what is the value of sin?

• y

• x

• x/y

• y/x

Tags

CCSS.HSF.TF.A.2

Based on the unit circle, what is the value of cos?

• y

• x

• x/y

• y/x

Tags

CCSS.HSF.TF.A.2

Based on the unit circle, what is the value of tan?

• y/r
• x/r
• r/y
• y/x

Tags

CCSS.HSF.TF.A.2

What is 5π/6 radians in degrees?

• 180
• 150
• 360
• 120

Tags

CCSS.HSF.TF.A.1

Convert 100⁰ to radians

• 5π/9
• π/2
• 5π/8
• 5π/6

Tags

CCSS.HSF.TF.A.2

What is 7π/4 radians in degrees?

• 300
• 135
• 315
• 45

Tags

CCSS.HSF.TF.A.1