Platonic Solids, Theaetetus's Theorem, Euler's Polyhedron Theorem, HTML5 Animation

Geometric Art: Typography, iPad

Details: Click on the figure below.

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Euler's Formula / Euler's Equation or Identity. HTML5 Animation for iPad and Nexus

HTML5 Animation for iPad and Nexus
Click the figure to open the interactive illustration.

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Geometry Problems 151-160: Triangle, Quadrilateral, Area, Circle, Similarity, Center

Geometry Problem
Click the figure below to see problems 151-160 about Triangle, Quadrilateral, Area, Trisection, Circle, Proportion, Diagonal, Chord,Inradius, Circumradius, Exradius, Euler, distance, Incenter, Circumcenter, Excenter, Incircle, Circumcircle.

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See also:
Problems 151-160

Level: High School, SAT Prep, College geometry

Elearn Geometry Problem 155

See complete Problem 155
Euler's Theorem: Distance from the Incenter to the Circumcenter. Level: High School, SAT Prep, College geometry

Post your solutions or ideas in the comments.