GeoGebra
Home
News Feed
Resources
Profile
People
Groups
App Downloads
GeoGebra
Explore Sum of the Interior Angles
Author:
Paige Williamson
,
Tom Owsiak
,
Michael Borcherds
Drag each point to see how the sum of the interior angles is effected.
sum of interior angles
New Resources
UMBRAL2019Espejo-pata
Slope Invest
Unit 3 Constructions - Copy an Angle
Unit 3 Constructions - Parallel Line Through a Point
Unit 3 Constructions - Angle Bisector
Discover Resources
Triangle Midsegment Exploration
Shape Project
Triangle Similarity Theorems
Orthic Triangle
Try This: Exploring Bisectors, Medians and Altitudes
Discover Topics
Curve Sketching
Matrices
Pythagoras or Pythagorean Theorem
Linear Equations
General Quadrilateral