Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Polygon: Interior and Exterior Angles
    1. Triangle Angle Sum Theorem Proof
    2. Sum of Interior Angles of Polygons
    3. Exterior Angles of Polygons
    4. Sum of exterior angles of a polygon
    5. Interior and exterior angles in regular polygons

Polygon: Interior and Exterior Angles

Author:pchou, Megan Milano
Topic:Angles

  • Triangle Angle Sum Theorem Proof

  • Sum of Interior Angles of Polygons

  • Exterior Angles of Polygons

  • Sum of exterior angles of a polygon

  • Interior and exterior angles in regular polygons

Next
Triangle Angle Sum Theorem Proof

New Resources

  • Midpoint Theorem (V2): Integer Solutions
  • Pythagorean Theorem: Quick Illustrator
  • Parabolas, Lines and Nomograms
  • Angle Addition Postulate (V2) - Integer Solutions
  • Linear Equation Graphs: Thin Slice

Discover Resources

  • Testo
  • Area & Perimeter: Part 1
  • phasor diagram and sinusodial
  • Ex de math
  • Geogebra Activity #3 Medians

Discover Topics

  • Kite
  • Quadratic Equations
  • Arithmetic Operations
  • Curve Sketching
  • Algebra
AboutPartnersHelp Center
Terms of ServicePrivacyLicense
Graphing CalculatorCalculator SuiteMath Resources

Download our apps here:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2026 GeoGebra®