Search

Outline

  1. Polygon Interior Angles
    1. Triangle Angle Sum Theorem
    2. Quad. Interior Angle Sum
    3. Pent. interior angle sum
    4. Hex. Interior Angle Sum
    5. Heptagon Interior Angle Sum
    6. Octagon Interior Angle Sum

Polygon Interior Angles

Author:Dr.Madskillz
Topic:Angles

  • Triangle Angle Sum Theorem

  • Quad. Interior Angle Sum

  • Pent. interior angle sum

  • Hex. Interior Angle Sum

  • Heptagon Interior Angle Sum

  • Octagon Interior Angle Sum

Next
Triangle Angle Sum Theorem

New Resources

  • Squares Question
  • Congruent Sides & Angles in △s: Exploration
  • What Do You See?
  • What Do You See? (2)
  • Pythagorean Theorem: Quick Illustrator

Discover Resources

  • Investigation into right-angled triangles - Task 3
  • Graphs of Motion
  • Geometry Investigation 4.8
  • Demonstration of MAFS.912.A-REI.3.5
  • Exercise 2-A.Torres

Discover Topics

  • Trapezoid
  • Isosceles Triangles
  • Matrices
  • Parabola
  • Addition
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®