Pentominoes

Author:John Golden

Finally made a set I like. Inspired by Duane Habecker's excellent GeoGebra set: https://www.geogebra.org/m/dzN68HSS Click the polygon to flip! The dots translate and the diamonds turn.

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Constructing the Midpoint and the Perpendicular Bisector of a Segment
Untitled
Mean Value Theorem
Constructing the Perpendicular Line Through a Point Not on the Line

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video game
Lesson 3.1. Lengths of Segments, Part 1
Bohr und de Broglie的副本
Conformal Mapping: i(1-z)/(1+z)
Tuano_Image2

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Median Line
Sphere
Inequalities
Tangent Line or Tangent
Vectors 3D (Three-Dimensional)