Trigonometry Quiz 30-1

True or False: A radian is one full revolution of a circle.

• True

• False

What is a complete circle in radians?

• π

• 2π

• 1/2 π

• 1

What is half a circle in radians?

• π/4
• π
• 2π
• π/2

tanθ is positive in

• the 1st and 2nd quadrants
• the 1st and 3rd quadrants
• the 1st and 4th quadrants
• the 2nd and 3rd quadrants

What is the coordinate point of 180° on the unit circle?

• 0, 1

• 1, 0

• -1, 0

• 0, -1

Convert 150⁰ to radians

• 5π/6
• 3π/4
• 7π/6
• 2π/3

What is 7π/4 radians in degrees?

• 300
• 135
• 315
• 45

Convert the following to degrees:
-8π/5 radians

• -288⁰
• -260⁰
• -275⁰

*

• csc x
• sec x
• cot x
• tan x

At θ = 30°, what is the equivalent angle measure in radians?

• π/2
• π/3
• π/4
• π/6