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9 Cards in this Set
- Front
- Back
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If OA-OB-OC,
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then <AOB + <BOC = <AOC.
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A ray that bisects an angle...
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...divides it into angles half as large as the angle.
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Complements of the same angle...
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...(or equal angles) are equal.
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Supplements of the same angle...
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...(or equal angles) are equal.
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If two angles are a linear pair,
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then they are supplementary.
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If two angles in linear pair are equal,
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then each is a right angle.
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If two angles are vertical angles,
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then they are equal.
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If two lines are perpendicular,
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then they form four right angles.
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Any two right angles...
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...are equal.
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