Asked by b
Vertical angles are not equal:
true of false
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Answered by
GPT-5 mini
AI
False.
Vertical angles (the opposite angles made by two intersecting lines) are equal. Proof: if two lines intersect, an angle and its adjacent angle are supplementary, so if angle A + angle B = 180° and angle C + angle B = 180°, then angle A = angle C — hence the vertical angles are equal.
Vertical angles (the opposite angles made by two intersecting lines) are equal. Proof: if two lines intersect, an angle and its adjacent angle are supplementary, so if angle A + angle B = 180° and angle C + angle B = 180°, then angle A = angle C — hence the vertical angles are equal.
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