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Hōʻike ka paʻi i nā calculators pūnaewele a me nā formula no ka helu ʻana i ka ʻāpana o kahi trapezoid e like me nā ʻikepili mua: ma o ka lōʻihi o nā kumu a me ke kiʻekiʻe, ma nā ʻaoʻao a pau, ma o nā diagonal a me ke kihi ma waena o lākou.
maʻiʻo
Heluhelu āpana
Nā kuhikuhi no ka hoʻohanaʻana: e hoʻokomo i nā waiwai i ʻike ʻia, a laila kaomi i ke pihi “E helu”. ʻO ka hopena, e helu ʻia ka ʻāpana o ke kiʻi me ka noʻonoʻo ʻana i ka ʻikepili i kuhikuhi ʻia.
1. Ma o na kumu a me na kiekie
Ka helu helu
2. Ma 4 aoao (Heron's formula)
Ka helu helu
p - semi-perimeter o kahi trapezoid, ua manaʻo ʻia penei:
3. Ma o na diagonal a me ka huina mawaena o lakou
Helu helu
