Intro to Unit Circle

In the Unit Circle, any radian with a denominator of 2 or no visible denominator will have coordinates that look like ___________ before you put in positives and negatives

• Ones and zeros

• I

• II

• III

• IV

Convert 150⁰ to radians

• 5π/6

• 3π/4

• 7π/6

• 2π/3

What is 11π/6 radians in degrees? 

• 30

• 330

• 360

•  300

What is the radius of the unit circle?

• 0

• 1

• 1/2

• √2/2

What is the radius of a unit circle?

• 1

• 2

• 1/2

• 0

What is this jawnski called?

Which angle satisfies the equation cosx = 0? Select all that apply

• x = π/2

• x = π

• x = 240º

• x = 270º

• 1/2

• undefined-1

In which quadrant would you find an angle measuring  -700°?

• 1

• 2

• 3

• 4