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High School Geometry
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Demonstrations 61  80 of 309
The Eutrigon Theorem
Twin Pythagorean Triples
Sum of Exterior Angles of a Polygon
Area of a Quadrilateral by Triangulation
An Intuitive Proof of the Pythagorean Theorem
Cross Sections of Regular Polyhedra
Similar Right Triangles
Total Areas of Alternating Subtriangles in a 2ngon
Equilateral Triangles That Form a Star
Circumcenter of a Triangle
Interior Angles of a Triangle
Distance from a Point to a Line
Rounding Rectangle Corners with the RoundingRadius Option
Ball in V Groove Geometry
Car Traveling at Night
Area of a Disk
Latitude and Longitude of a Point on a Sphere
Reflections of a Point in the Midpoints of a Triangle's Sides
Metamorphic Soccer Ball
Equal Chords
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