σάκος σε σχήμα δάκρυ

Question

&Kappa;&alpha;&lambda;&eta;&mu;έ&rho;&alpha; &gamma;&iota;&alpha;&tau;&rho;έ &epsilon;ί&mu;&alpha;&iota; 6 &epsilon;&beta;&delta;&omicron;&mu;ά&delta;&omega;&nu; &kappa; 2 &eta;&mu;έ&rho;&omega;&nu; &epsilon;&chi;&theta;&epsilon;&sigma; &omicron; &sigma;ά&kappa;&omicron;&sigmaf; &eta;&tau;&alpha;&nu; &sigma;&epsilon; &sigma;&chi;ή&mu;&alpha; &delta;ά&kappa;&rho;&upsilon; &kappa; &delta;&epsilon; &alpha;&kappa;&omicron;ύ&sigma;&alpha;&mu;&epsilon; &kappa;&alpha;&rho;&delta;&omicron;ύ&lambda;&alpha; . &Epsilon;ί&nu;&alpha;&iota; &alpha;&nu;&eta;&sigma;&upsilon;&chi;&eta;&tau;&iota;&kappa;ό ? &Pi;&alpha;ί&rho;&nu;&omega; 3 &phi;&omicron;&rho;έ&sigmaf; &tau;&eta; &mu;έ&rho;&alpha; &omicron;&upsilon;&tau;&rho;&omicron;&tau;&zeta;&epsilon;&sigma;&tau;&alpha;&nu; &kappa; &xi;ά&pi;&lambda;&alpha;.