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click a vertex to play its note
angles
90° · 55.62° · 34.38°
ratios of
1 : 1/φ : 1/φ²
chord
E 164.81 · G♯ 209.64 · C 266.67 Hz
ratios of
1 : √φ : φ
play full chord
The Webb triangle — the angles in φ progression, the chord intervals in √φ progression. The same architecture in two scales.