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Basic Postulates & Theorems of Geometry


Postulates | Theorems

Basic Postulates & Theorems of Geometry
I. Point-Line-Plane Postulate
  1. Unique Line Assumption
  2. Dimension Assumption
  3. Number Line Assumption
  4. Distance Assumption
II. Euclid's Postulates
III. Polygon Inequality Postulate

Basic Theorems o fGeometry
Line Intersection Theorem
Two different lines intersect in at most one point
Betweenness Theorem
If C is between A and B and AB, then AC + CB = AB
Right Angle Congruence Theorem
All right angles are congruent