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Tangencias de Apolonio. CCC / Hd / R3-R1 / R2-R1
Tangencias de Apolonio. CCC / Hd / R3-R1 / R2-R1
Circunferencias tangentes a tres dadas.
2 de las 8 soluciones posibles.
Centro de inversión directo (Homotecia directa)
Diferencia de radios