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It's when they're congruent and equal 180 degrees.

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14y ago

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Related Questions

What is the Congruent supplement that states if two angles are supplementary to the same angle then they are congruent?

Supplementary Congruency Theorem


What is the four right angles theorem?

The theorem states "If two angles are both supplementary and congruent, then they are right angles."


What is the definition of a angle supplement theorem?

if two angles are supplements of the same angle (or of congruent angles), then the two angles are congruent.


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No, a pair of angles that are supplementary will always have a sum of 180 degrees, while a pair of angles that are congruent will have the same measure. Therefore, it is not possible for a pair of angles to be both supplementary and congruent.


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Vertical angles are always, by definition, congruent. Note: If the two vertical angles are right angles then they are both congruent and supplementary.


Are vertical angles supplementary adjacent congruent or similar?

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What theorem can you use to prove that AEB is congruent to CED?

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What is the Opposite Sides Parallel and Congruent Theorem?

The Opposite Sides Parallel and Congruent Theorem states that if a quadrilateral has a pair of opposite sides that are parallel and congruent, then the quadrilateral is a parallelogram.