Una curva "a spirale" inizia nel punto [math]A[/math], come indicato in figura,[br][img]data:image/png;base64,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[/img][br]ed è formata congiungendo un numero infinito di semicirconferenze di diametri sempre più piccoli.[br]Il diametro [math]d_1[/math] della prima semicirconferenza è di 80 cm. Il diametro [math]d_2[/math] della seconda è pari ai [math]\frac{3}{5}[/math] di [math]d_1[/math]. Il diametro [math]d_3[/math] della terza è pari ai [math]\frac{3}{5}[/math] di [math]d_2[/math] e così via: [math]d_{n+1}=\frac{3}{5}d_n[/math] per ogni [math]n[/math].[br][br]Con lo sviluppo della curva, gli estremi delle varie semicirconferenze tendono al cosiddetto "occhio" [math]E[/math] della spirale (ossia l'unico punto contenuto in tutti i vari diametri.[br]Qual è la distanza (in linea retta) tra il punto [math]A[/math] e il punto [math]E[/math]?[br]Qual è la lunghezza del cammino che va da [math]A[/math] ad [math]E[/math], percorrendo l'intera curva?