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Geometry 1,2 Theorem

Chapter 1 and 2 Theorems

TermDefinition
If two lines make up exactly one point Then the two lines intersect
Through a line and a point not in a line Then there is exactly one plane
If two lines intersect Then exactly one plane contains the lines
If M is the midpoint of Segment AB Then AM=1/2AB and MB=1/2AB
If Line BX is the bisector of Angle ABC Then Angle ABX=1/2 Angle ABC and Angle XBC=1/2 Angle ABC
If there are two vertical angles Then they are congruent
If two lines are perpendicular Then they form congruent adjacent angles
If two lines form congruent adjacent angles Then the lines are perpendicular
If the exterior sides of two adjacent acute angles are perpendicular Then the angles are complementary
If two angles are supplements or compliments of congruent angles(or of the same angle) Then the two angles are congruent
Created by: BucsBucs
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