On the unit circle, which coordinate represents cos(θ)?	The x-coordinate
On the unit circle, which coordinate represents sin(θ)?	The y-coordinate
In Quadrant II of the unit circle, cosine is _____ and sine is positive.	negative
In Quadrant II of the unit circle, cosine is negative and sine is _____.	positive
In Quadrant III of the unit circle, cosine is _____ and sine is negative.	negative
In Quadrant III of the unit circle, cosine is negative and sine is _____.	negative
In Quadrant IV of the unit circle, cosine is _____ and sine is negative.	positive
In Quadrant IV of the unit circle, cosine is positive and sine is _____.	negative
What is 0° in radians?	0 rad
What is cos(0)?	1
What is sin(0)?	0
What is 30° in radians?	π/6
What is cos(π/6) (or cos(30°))?	√3/2
What is sin(π/6) (or sin(30°))?	1/2
What is 45° in radians?	π/4
What is cos(π/4) (or cos(45°))?	√2/2
What is sin(π/4) (or sin(45°))?	√2/2
What is 60° in radians?	π/3
What is cos(π/3) (or cos(60°))?	1/2
What is sin(π/3) (or sin(60°))?	√3/2
What is 90° in radians?	π/2
What is cos(π/2) (or cos(90°))?	0
What is sin(π/2) (or sin(90°))?	1
What is 120° in radians?	2π/3
What is cos(2π/3) (or cos(120°))?	−1/2
What is sin(2π/3) (or sin(120°))?	√3/2
What is 135° in radians?	3π/4
What is cos(3π/4) (or cos(135°))?	−√2/2
What is sin(3π/4) (or sin(135°))?	√2/2
What is 150° in radians?	5π/6
What is cos(5π/6) (or cos(150°))?	−√3/2
What is sin(5π/6) (or sin(150°))?	1/2
What is 180° in radians?	π
What is cos(π) (or cos(180°))?	−1
What is sin(π) (or sin(180°))?	0
What is 210° in radians?	7π/6
What is cos(7π/6) (or cos(210°))?	−√3/2
What is sin(7π/6) (or sin(210°))?	−1/2
What is 225° in radians?	5π/4
What is cos(5π/4) (or cos(225°))?	−√2/2
What is sin(5π/4) (or sin(225°))?	−√2/2
What is 240° in radians?	4π/3
What is cos(4π/3) (or cos(240°))?	−1/2
What is sin(4π/3) (or sin(240°))?	−√3/2
What is 270° in radians?	3π/2
What is cos(3π/2) (or cos(270°))?	0
What is sin(3π/2) (or sin(270°))?	−1
What is 300° in radians?	5π/3
What is cos(5π/3) (or cos(300°))?	1/2
What is sin(5π/3) (or sin(300°))?	−√3/2
What is 315° in radians?	7π/4
What is cos(7π/4) (or cos(315°))?	√2/2
What is sin(7π/4) (or sin(315°))?	−√2/2
What is 330° in radians?	11π/6
What is cos(11π/6) (or cos(330°))?	√3/2
What is sin(11π/6) (or sin(330°))?	−1/2