M3 Trigonometry Unit Review

What is 5π/6 radians in degrees?

• 180
• 150
• 360
• 120

What is 7π/4 radians in degrees?

• 300
• 135
• 315
• 45

What is 45 degrees in radians?

• π/2
• π/6
• π/4
• 3π/4

Convert π radians to degrees.

• 90⁰
• 180⁰
• 360⁰
• 60⁰

How many radians does a circle have?

•   360 degrees
• 2pi radians
• pi radians
• ^{2 radians}

Convert 100⁰ to radians

• 5π/9
• π/2
• 5π/8
• 5π/6

sin π/4

• √2∕2
• 1/2
• √3/2
• 0

cos 5π/6

• -1/2
• 1/2
• √3/2
• -√3/2

What is the exact coordinates of  3π/4 on the unit circle?

• (−√2∕2, √2∕2)
• (−√2∕2, −√2∕2)
• (−√3∕2, −√2∕2)
• (√2∕2, −√2∕2)

• 1
• -1
• 0
• √2/2