Set 4: Trigonometry (Beginner)

[Variation 2] **Choice A is the best answer.** Complement = 90 - 30 = 60 degrees

Explanation

Answer: A

PROBLEM

Intriguingly, if angle A = 30 degrees, what is its complement?

If angle A = 30 degrees, what is its complement?

60 degrees

✓ Correct

150 degrees

120 degrees

30 degrees

Detailed Explanation

[Variation 2] Choice A is the best answer. Complement = 90 - 30 = 60 degrees

Why others are wrong:

B: 150 degrees is incorrect because it does not satisfy the equation.

C: 120 degrees is incorrect because it does not satisfy the equation.

D: 30 degrees is incorrect because it does not satisfy the equation.