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High School Geometry
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Demonstrations 21  40 of 309
How to Avoid a Collision
Lemniscate Linkage
Matrix Transformations: "F"
Circumscribing Polygons
Simple Inequalities in the Unit Cube
Archimedes' Approximation of Pi
Angle and Length Measurement of a Polygon
NinePoint Circle
Geometric Elements of a Circle
Sine, Cosine, and Tangent Using Ratios of Sides of a RightAngled Triangle
Triangle Circles and Spirals
Triangle to Parallelogram
Tangent Circle and Arbelos
Unfolding a Dodecahedron to Produce a Stage
Tube Made of Segments
Splitting a Cube
Spoked Wheel
Rhombic Triacontahedron Built on a Cube
Polygon Spirals
A Device that Illustrates Pythagoras' Theorem
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