Algebra-2

Question Analysis
This problem assesses the student's understanding of the coordinates on the unit circle for a given angle.

Key Concept Explanation
The unit circle is defined by the equation . For an angle in standard position, the coordinates of the point on the unit circle are .

Step-by-step Solution
1. Identify the angle: .
2. Determine the quadrant: is in the second quadrant.
3. Use the reference angle: The reference angle for is

Click "Show Answer" to reveal the answer and analysis