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Triangles
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Demonstrations 41 - 60 of 419
The Fourth Harmonic Point of a TriangleDissection of an Irregular Triangle to a SquareCurry Triangle ParadoxTriangle to ParallelogramPólya's Mechanical Model for the Fermat Point
The Fourth Harmonic Point of a Triangle
Dissection of an Irregular Triangle to a Square
Curry Triangle Paradox
Triangle to Parallelogram
Pólya's Mechanical Model for the Fermat Point
A Device that Illustrates Pythagoras' TheoremIterated Subdivision of a TriangleYMCA LogoThe Sum of the Sines of a Sum and Difference of Two AnglesNine-Point Circle in the Complex Plane
A Device that Illustrates Pythagoras' Theorem
Iterated Subdivision of a Triangle
YMCA Logo
The Sum of the Sines of a Sum and Difference of Two Angles
Nine-Point Circle in the Complex Plane
Non-Euclidean Triangle ContinuumThe Interior Angles of a Triangle Sum to PiColor-Changing Origami StarTrigonometric Functions for a Right TriangleRational Triangles with Area Less than 102
Non-Euclidean Triangle Continuum
The Interior Angles of a Triangle Sum to Pi
Color-Changing Origami Star
Trigonometric Functions for a Right Triangle
Rational Triangles with Area Less than 102
Packing Squares with TrianglesRecursive Exercises V: Nested TrianglesHow Far Can One See from a Height?A Generalization of Cross's TheoremThe Spiral of Theodorus
Packing Squares with Triangles
Recursive Exercises V: Nested Triangles
How Far Can One See from a Height?
A Generalization of Cross's Theorem
The Spiral of Theodorus

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