2

Set 4: Trigonometry (Beginner)

Explanation

Answer: C

PROBLEM

Recent studies show that in which quadrant does an angle of 315 degrees lie?

In which quadrant does an angle of 315 degrees lie?

A.

1

B.

3

C.

4

✓ Correct
D.

2

Detailed Explanation

[Variation 1] Choice C is the best answer. 315 degrees is in Quadrant 4

Why others are wrong:
A: 1 is incorrect because it does not satisfy the equation.
B: 3 is incorrect because it does not satisfy the equation.
D: 2 is incorrect because it does not satisfy the equation.