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Plane Geometry
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Demonstrations 761 - 780 of 1465
Dissection Proof of the Addition Formula for Sines
Fermat-Weber Point of a Polygonal Chain
Two Types of Hexagonal Polyominoes Counted by Area and Number of Columns
Lines from a Point to All the Points of a Circle
How Many Right Triangles Can You Find?
The Medians of a Triangle Divide It into Three Smaller Triangles of Equal Area
Dissection of a Pentagon to Almost a Square
Experimenting with the Ulam Spiral
Trisectors and Circumcircles
Approximating Circles with Pixels
Pompeļu's Theorem
Packing a Circle with Circles
Equal Incircles along a Line
2D Rotation Using Matrices
The Medians of a Triangle Are Concurrent: A Visual Proof
Polypath Iterations
The Centroid of a Triangle Divides Each Median in the Ratio 1:2
Change the Dog: Transformations 2
Change the Dog: Transformations 4
Change the Dog: Transformations 3
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