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Complementary, supplementary, vertical, adjacent, congruent, triangles

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Supplementary Angles   show
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Complementary Angles   show
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show Two angles that are opposite and equal, formed when two lines intersect  
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Adjacent Angles   show
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show Angles that are equal  
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Parallel Lines   show
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show A line that cuts between two parallel lines  
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The sum of the angles in a triangle is...   show
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Exterior Angles of a Triangle   show
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show 180º  
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What do complementary angles add up to?   show
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How do you set up an equation to find a missing angle with supplementary angles?   show
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show Add the two angles together and set it equal to 90º  
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How do you set up an equation to find a missing angle with vertical angles?   show
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How can you tell if two angles are supplementary from a picture?   show
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show They form a right angle (look for the box in the corner)  
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How can you tell if two angles are vertical from a picture?   show
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show Add all three angles together and set it equal to 180º  
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Created by: HStout
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