Unit Circle & Trig

What is the radius of a unit circle?

• 1
• 2
• 1/2
• 0

Tags

CCSS.HSF.TF.A.1

CCSS.HSG.C.B.5

Convert π radians to degrees.

• 90⁰

• 180⁰

• 360⁰

• 60⁰

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

Tangent is...

• a. Opposite/Adjacent

• b. Opposite/Hypotenuse

• c. neither a or b

• d. both a and b

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Which one is the easy way to remember trigonometric ratios?

• Sah Coh Toa
• Soh Cah Toa
• Soh Cah Tao
• Soh Ceh Toa

Tags

CCSS.HSG.SRT.C.6

Find the missing side u

• 2√3
• 4
• 8
• 4√3

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

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

CCSS.HSG.SRT.C.8

Find the measurement of the missing side indicated

• 4.39
• 3.21
• 2.19
• 2.05

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

 sin(30^o)=

• sqt2/2
• 1/2
• 1
• sqt3/2

Tags

CCSS.HSF.TF.A.3

tan(225°)=

• -1
• √2
• 2√3/3
• 1

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.A.4

CCSS.HSF.TF.C.8

The unit circle...

• Has center at (1,1)
• Has a circumference of 1
• Has a diameter of 1
• Has a radius of 1

Tags

CCSS.HSF.TF.C.8

CCSS.HSG.GMD.A.1