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1

Set 1: Trigonometry (Advanced)

Explanation

Answer: D

PROBLEM

What is the reference angle for 330 degrees?

What is the reference angle for 330 degrees?

A.

60 degrees

B.

330 degrees

C.

150 degrees

D.

30 degrees

✓ Correct

Detailed Explanation

Choice D is the best answer. Reference angle for 330 degrees is 30 degrees

Why others are wrong:
A: 60 degrees is incorrect because it does not satisfy the equation.
B: 330 degrees is incorrect because it does not satisfy the equation.
C: 150 degrees is incorrect because it does not satisfy the equation.
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