Quadrilateral Invariant

Author:Judah L Schwartz

Drag WHITE dots to fix the GREEN quad. Slider adjusts the fraction of the side of the quad occupied by the YELLOW segment. Conjecture(s) ? Proof(s) ? Extension(s) ?

Adapted from an applet by Anthony CM Or

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bewijs stelling van Pythagoras
From Polar to Cartesian Coordinates
Visualizing the Pythagorean Identity with Sine and Cosine
Slope Between 2 Points (Phase 2)
函數的奇偶性

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Asessentials1
Monte Carlo Pi Confidence Interval
Mixed Number-Division
การแยกตัวประกอบ

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Combinatorics
Optimization Problems
Confidence Interval
Multiplication
Arithmetic Operations