Trigonometry Review

Convert 3π/4 to degrees

• 147.3°
• 135°
• 125°
• 173.8°

Convert π/4 radians to degrees

• 90⁰
• 45⁰
• 60⁰
• 30⁰

Convert 150⁰ to radians

• 5π/6
• 3π/4
• 7π/6
• 2π/3

If you split the circle into 4 equal parts, how many radians will each section be?

• pi/4
• pi/2
• 45^o
• 90^o

What is the co-terminal angle of 210⁰ ?

• -30⁰
• -150⁰
• -40⁰
• 150⁰

What is the co-terminal angle of -80⁰ ?

• -10⁰
• -280⁰
• 10⁰
• 280⁰

A trig function has an amplitude of 4 and a minimum value of 5.  What is its maximum value?

• 7
• 9
• 11
• 13

What is the Period of the following Graph

• 6Π
• 3Π
• 2Π
• Π

Which is an equation of the cosine function with an amplitude of 2, period of Π, phase shift of Π/2?

• y= -2cos(x/2 - ∏/4)
• y= 2cos (x/2 + ∏)
• y= 2cos (2x-∏)
• y= -2cos(2x-∏/2)

Which of the following values of X would NOT be at an x-intercept for y=sin(x)

• 3∏
• 3∏/2
• 4∏/2
• -∏