UNIT 2A - TEST PREP

What is the exact value of sin (π/4)

• √2∕2

• 1/2

• √3/2

• 0

What is the exact value of cos (5π/6)

• -1/2

• 1/2

• √3/2

• -√3/2

What is the exact value of cos (60°)

• 0

• 1/2

• √3/2

• 1

What is the exact value of sin (150°)

• -1/2

• -√3/2

• 1/2

• √3/2

What are the coordinates of 60° on the unit circle?

• (0, 1)
• (1/2, √3/2)
• (√3/2, 1/2)
• (√2/2, 1/2)

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)

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

• π/2
• π/3
• π/4
• π/6

What radian measure corresponds to the point on the unit circle?

• π/4

• 3π/2

• 5π/4

• 7π/3

What is the ratio for Tangent

• Opp/Adj

• Adj/Opp

• Opp/Hyp

• Hyp/Opp

What is the ratio for Cosine?

• Opp/Hyp
• Opp/Adj
• Adj/Opp
• Adj/Hyp