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### 13 Cards in this Set

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• Back
 acute angle angle with a measure of greater than 0° and less than 90° obtuse angle angle with a measure of greater than 90° and less than 1800° right angle angle with a measure of 90° straight angle angle with a measure of 180° complementary angles 2 angles when added = 90° supplementary angles 2 angles when added = 180° vertical angles 2 angles opposite from each other with a common vertex parallel lines 2 lines that NEVER intersect perpendicular lines 2 lines that intersect @ 90° transversal a line that intersects two or more lines at different points corresponding angles angles in the same location at the intersection of 2 parallel lines & a transversal which are congruent alternate interior angles angles that are inside 2 parallel lines but diagonal across the transversal, which are congruent alternate exterior angles angles that are outside 2 parallel lines but diagonal across the transversal, which are congruent