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Geo Chapter 4 Vocab

TermDefinition
Vertical Angles angles that are opposite of each other at a pair of intersecting lines
Vertical Angles Theorem if 2 angles are vertical, then they are congruent
Flow proof a structure of proof that uses boxes and arrows
Complementary Angles two angles that add together to equal 90
Supplementary Angles two angles that add together to equal 180
Corresponding Angles lies on the same side of the transversal and on the same sides of the intersected lines
Same-side Interior Angles lies on the same side of the transversal and between the intersected lines
Alternate Interior Angles nonadjacent angles that lie on the opposite sides of the transversal between the intersected lines
Alternate Exterior Angles lies on the opposite sides of the transversal and outside the intersected lines
Converse "if p, then q" by swapping p and q
Parallel Postulate through a point P not on line L, there is exactly one line parallel to L
Perpendicular Bisector Theorem if a point is on the perpendicular bisector of a segment, then it is equidistant from the endpoints of the segment
Indirect Proof the assumption that the statement you are trying to prove is false, then use logic to lead on with that claim
Created by: user-1713631
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