• 1.1 Basics Of Geometry

2. Deductive Reasoning
   • 2.1 If-Then Statements
   • 2.2 How To Prove Theorems
   • 2.3 Pairs Of Angles
   • 2.4 Perpendicular Lines

3 - Parallel lines
   • 3.1 Parallel Lines
   • 3.2 Angles
   • 3.3 Inductive Reasoning

4 - Congruent Triangles
   • 4.1 Congruent Triangles
   • 4.2 Ways to prove it
   • 4.3 Bisectors

5 - Quadrilaterals
>    • 5.1 Parallelograms
   • 5.2 Parallel lines Theorem
   • 5.3 Special Parallelograms
   • 5.4 Trapezoids

6 - Inequalities
   • 6.1 Inequalities
   • 6.2 Inequalities In A Triangle
   • 6.3 Inequalities In 2 Triangles

7 - Similar Polygon
   • 7.1 Ratios and Proportion
   • 7.2 Similar Polygons
   • 7.3 Similar Triangles

8 - Rt. Triangles
   • 8.1 Right Triangle
   • 8.2 Trig. In Geometry

9 - Circles
   • 9.1 Tangents, Arcs, and Chords
   • 9.2 Angles and Segment
10 - Constructions
   • 10.1 Construction
   • 10.2 Perpendicular Lines
   • 10.3 Parallel Lines
   • 10.4 Concurrent Lines
   • 10.5 Circles

11 - Areas of 2D objects
   • 11. 1 Areas Of  Polygons
   • 11. 2 Circles and  Similar Figures

12 - Areas and Volumes
   • 12.1 Prisms
   • 12.2 Pyramids
   • 12.3 Cylinders and cones
   • 12.4 Spheres
   • 12.5 Similar solids

13 - Coordinates

   • 13.1 Geometry and  Algebra

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