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GeoGebra
GeoGebra Classroom
Outline
Parallel Lines and Angles Problem
Part 1: Observe and Conjecture
Part 2: Investigate
Part 3: Prove
Parallel Lines and Angles Problem
Author:
Aaron Dankman
Topic:
Angles
Review, exercises, and a fun challenge related to some angle theorems
Part 1: Observe and Conjecture
Part 2: Investigate
Part 3: Prove
Next
Part 1: Observe and Conjecture
New Resources
Cross Product in 2D and 3D
Witch of Agnesi - A Classical Construction
Limaçon / Cardioid as a Locus - A Classical Construction
van Aubel's Theorem
"Compressed" Astroid as Envelope
Discover Resources
How to build a tetartoid.
Review #7c
polygon
Image of a Grid: Inversion
Circumcenter
Discover Topics
Circumcircle or Circumscribed Circle
Trigonometry
Quadratic Functions
Ellipse
Arithmetic