Leonardo's Claw

Autor:René Schelldorfer

Find the yellow area (called Leonardo‘s Claw, after Leonardo da Vinci) in terms of r, the radius of the larger circles. Compare the area with the area of the blue square.

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What Do You See? (2)
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Squares Question
Linear Equation Graphs: Thin Slice
Perpendicular Lines: Quick Exploration

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Measurement of rotation
Italia: Regla de Descartes.
Inscribe a Square
Hearts Rotation
SAW WAVE old

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Función lineal
Números Racionales
Media Geométrica
Geometría
Gráfico Circular