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5 Cards in this Set
- Front
- Back
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What are vertical angles?
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congruent angles formed when 2 lines intersect.
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What are supplementary angles?
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2 angles the sum of whose measures is 180 degrees
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What are complementary angles?
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2 angles the sum of whose measures are 90 degrees
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What is an obtuse angle?
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an angle that measures more than 90 but less than 180 degrees
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What is an acute angle?
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an angle that measures less than 90 degrees
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