Mis preferidos

Francisco Orti


  • 1. Proof without words: Cosine Rule (餘弦公式)
  • 2. fractal fern
  • 3. Will you be my Valentine?
  • 4. Tangram San Valentino
  • 5. Caleidoscopio Nazarí2
  • 6. Teorema de Thales

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Proof without words: Cosine Rule (餘弦公式)

Source: Nelsen, R. B. (1993). Proofs without Words - Exercises in Visual Thinking. The Mathematical Association of America.[br][br]GeoGebra 互動數學教室 [url]http://www.geogebra.hk[/url]
– Alex CHIK

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