Zellige 743+755
Un eptagono con 7 triangoli isosceli con angolo 77.14° forma un eptagramma ottuso {7/2}.

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Zellige 743+755
Un eptagono con 7 triangoli isosceli con angolo 77.14° forma un eptagramma ottuso {7/2}.
Zellige 773 - Eptagramma ottuso {7/2}
Un eptagramma ottuso è la forma di un poligono a stella a 7 punte, costruito collegando i 7 vertici dell’eptagono, saltando 1 vertice.