Unit Circle Practice Quiz 1

What is the measure of one complete revolution in radians?

• 2π

• π/4

• π/2

• π

What is the value of sine of 0 radians?

• 1

• 2

• 0

• 3

What is the value of cosine of 5π/2 radians?

• 0

• 2

• -1

• 1

What is the value of tangent of π radians?

• 0

• Undefined

• π

• 1

What is the value of cosine of 3π/4 radians?

• undefined

What is the value of sine of 5π/3 radians?

• √2/2

• -√2/2

What is the value of tangent of 7π/6 radians?

• √3

• • - √3

• 1/√3

• • - 1/√3

What is the value of sine of 2π radians?

• -1

• 0

• 2

• 1

What is the value of cosine of -π/3 radians?

• 0.5

• -1

• 1

• -0.5

tan 7π/4

• -1
• 1
• √2/2
• undefined