Hāpai gula

Parthenon: kahi hoʻolālā pololei loa e mahalo ana i ka ratio gula.

Manaʻo ʻia ka ʻāpana ʻāpana he gula inā like ka like o kona mau ʻaoʻao ʻelua (ka laula a me ka lōʻihi) me ka helu gula. Ma ke alo o ka Parthenon ʻike mākou i kahi paralelogram ʻāpana ʻāpana gula. ʻO kēia kona hoʻohana kaulana loa i ka hoʻolālā. E pili ana i ka hōʻailona, ​​ʻaʻole mākou e ʻike i kahi mea kūikawā ma kēia quadrangle maʻamau.