Trig Ratios, Radians, and the Unit Circle

What is the radius of a unit circle?

• 1
• 2
• 1/2
• 0

Tags

CCSS.HSF.TF.A.2

Convert π radians to degrees.

• 90⁰

• 180⁰

• 360⁰

• 60⁰

Tags

CCSS.HSF.TF.A.1

Tangent is...

• a. Opposite/Adjacent

• b. Opposite/Hypotenuse

• c. neither a or b

• d. both a and b

Tags

CCSS.HSG.SRT.C.6

Convert π/3 radians to degrees

• 60⁰

• 30⁰

• 90⁰

• 45⁰

Tags

CCSS.HSF.TF.A.2

^{1/Tan x =}

• cos x

• csc x

• sec x

• cot x

Tags

CCSS.HSF.TF.A.4

Find the missing side u

• 2√3
• 4
• 8
• 4√3

Tags

CCSS.HSG.SRT.C.8

Give the Ratio for SIN X

• opp/adj
• Adj/hyp
• Opp/hyp
  
• adj/opp

Tags

CCSS.HSG.SRT.C.6

Give the Ratio for COS X

• Adj/Hyp
• Opp/Adj
• Adj/Opp
• Opp/Hyp

Tags

CCSS.HSG.SRT.C.6

Find the missing angle indicated by
θ

• 21.80
• 23.57
• 66.4
• 69.8

Tags

CCSS.HSG.SRT.C.8

How do you know which side is the OPPOSITE?

• It is next to the right angle
• It is opposite the right angle
• It is opposite the theta
• It is the bottom leg of the triangle

Tags

CCSS.HSG.SRT.C.8