Geometry/Introduction

Introductory Topics in Geometry

The following topics make a good introduction to geometry.

• 3D Geometry
• Area
• Circles
• Similarity
• Triangles
  • Right triangles
    • Pythagorean Theorem
  • Similar triangles
• Parallel lines
• Polygons
• Power of a point
• Quadrilaterals
• Triangle Inequality

See also

• Introductory Geometry Problems
• Intermediate Geometry
• Olympiad Geometry