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Triangles
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Demonstrations 61 - 80 of 419
A 2011 IMO Tangency ProblemRatio of Areas in a SquareGeneralized Pythagoras TheoremThe Centroid, Circumcenter, and Orthocenter Are CollinearComplex Product and Quotient Using Similar Triangles
A 2011 IMO Tangency Problem
Ratio of Areas in a Square
Generalized Pythagoras Theorem
The Centroid, Circumcenter, and Orthocenter Are Collinear
Complex Product and Quotient Using Similar Triangles
Triangle CalculatorSliding to the Fermat PointRotating Polygonsn-Sectors of the Angles of a TriangleApproximate Area and Circumference of a Circle Using Isosceles Triangles
Triangle Calculator
Sliding to the Fermat Point
Rotating Polygons
n-Sectors of the Angles of a Triangle
Approximate Area and Circumference of a Circle Using Isosceles Triangles
Thales's Theorem: A Vector-Based ProofConstant-Sum FiguresFour Lines and Four CircumcirclesThe Malfatti SquaresBall Bearings
Thales's Theorem: A Vector-Based Proof
Constant-Sum Figures
Four Lines and Four Circumcircles
The Malfatti Squares
Ball Bearings
Twin and Nearly Twin Pythagorean TriplesThe Fuhrmann CirclePythagorean Primitive Triples Using PrimesPythagorean TheoremHow Many Right Triangles Can You Find?
Twin and Nearly Twin Pythagorean Triples
The Fuhrmann Circle
Pythagorean Primitive Triples Using Primes
Pythagorean Theorem
How Many Right Triangles Can You Find?

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