Chapter 4 Trig

Set up the problem so that you can solve for X.

• sin X = 41/28

• tan X = 41/28

• cos X = 28/41

• sin X = 28/41

Solve for the missing angle

• 50.5 degrees

• 12.7 degrees

• 36.9 degrees

• 72.2 degrees

Sine or Cosine?

• y=sinx
• y=cosx

What is the period?

• π/4
• π/2
• 3π/4
• π

What is the period of y=4cos5x

• 2π/5
• π
• 5
• 5π

what is the amplitude of y=3sin(7x)-2

• 7
• -2
• 3
• 6

Describe the horizontal shift.

• left π / 2

• left 2π

• right 2π

• right π / 2

How many radians is 250 degrees?

• 4π/3

• 25π/18

• 5π/6

• 50π/9

Given the ordered pair (-¹/₂ , ^√3/₂), what is the value of cosine?

• √3

• ^-1/₂

• ^√3/₂

• ^√3/₃

Which trig functions are positive in the 3rd quadrant?

• Sine

• Cosine

• Tangent

• Cosecant

• Cotangent