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Answer: BSet 3: Trigonometry (Beginner)
Explanation
PROBLEM
Recent studies show that if angle A = 45 degrees, what is its complement?
If angle A = 45 degrees, what is its complement?
A.
135 degrees
B.✓ Correct
45 degrees
C.
135 degrees
D.
45 degrees
Detailed Explanation
[Variation 1] Choice B is the best answer. Complement = 90 - 45 = 45 degrees
Why others are wrong:
A: 135 degrees is incorrect because it does not satisfy the equation.
C: 135 degrees is incorrect because it does not satisfy the equation.
D: 45 degrees is incorrect because it does not satisfy the equation.