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Which statement is a counterexample to the statement?
If ∠A and ∠B are supplementary angles, then m∠A ≠ m∠B.
A) Angle A is an obtuse angle.

B) Angle A is a straight angle.

C) Angle B is an acute angle.

D)Angle B is a right angle.

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bravo49587
The answer is D
Supplementary angles = AngleA + AngleB = 180
Right angle = 90
Angle B = 90 Angle A = X
180 - 90 = X = 90 they can equal to each other.

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