The Twisted Savonius Wind Turbine Model in Operation at 30rpm
Geometry of the Twisted Savonius Wind Turbine

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Building the Twisted Savonius Wind Turbine Model

Building the Twisted Savonius Wind Turbine Model, at 16x Speed

Building the Top View Model

Building the Triangle Approximation Models (8x speed):

A Geometric Proof: Proving with Geometry Expressions

Geometric Theorems:

The Chord Angle Theorem

The Cyclic Quadrilateral Theorem

Cello Expressions