'O ke kūkulu'ana i kahi polyhedron no ke kāhili. Ke nānā'ana i kahi hōkū polyhedron

He nui nā mea hoihoi e hiki ke loa'a iā'oe iho ma kēlā mau pūnaewele'epekema, a, he mea paha,'a'ole loa ia e pono i ka nohona ma'amau o nā po'e. Eia kekahi la'ana,'o ka geometry, ka mea i ho'opoina nui'ia e nā po'e, i hele wale i ka paepae o ke kula. Aka, he mea kupanaha, he mea hoihoi loa na wahi e pili ana i ka epekema, ke ike oe ia lakou kokoke. 'O ka wehewehe honua o ka polyhedron - he mea'ole loa i ka mālama'ana i nā lā a pau - hiki ke lilo i ke'ano o ka ho'ohūhū hoihoi, e hiki ai ke hopu i nā keiki a me nā mākua.

'O ke kiki nani

E ho'olimalima i ka loko o ka hale, me ka hana'ana i ko lākou mau lima pono'ī, nā mea'oi aku - he mea hoihoi hoihoi kēia. 'O ke a'o'ana i nā'ano polyhedra iā'oe iho mai ka pepa'ele'ele,'o ia ho'i ka hana'ana i nā mea kūikawā hiki ke lilo i kahi'oihana no ho'okahi lā a'elua paha, a hiki ke ho'ololi i nā mea ho'ohanohano i loko. Eia kekahi, me ka ho'omohala'ana i ka'enehana i hiki ke ho'ohālikelike i nā'ano like'ole o nā mea like'ole, ua hiki ke hana i nā'ano like'ole a me nā 3D hou. Aia nā haku e hiki ai, me ke kōkua'ana i ke kūkulu'ana i nā hau e like me ke kānāwai o ka geometry, e ho'ohenehene i nā holoholona a me nā mea like'ole mai ka pepa. Akā he pa'akikī pa'akikī kēia a me ka unuhi'ana i ka hana. развертка многогранника. Omaka ka hana i loko o ka like 'ana i kūpono e scan polyhedron.

Nā helehelena like - nā'ano like'ole

'O ka Polyhedra he wahi kūikawā o ka geometry. He mau mea ma'alahi - e like me nā pīhā, kahi e pā'ani ai nā keiki mai ka wā'ōpiopio - a he nui loa. достаточно сложной областью конструирования и творчества: нужно не только знать основы черчения, геометрические особенности пространства, но и иметь пространственное воображение, позволяющее оценить правильность решения еще на стадии проектирования. Prostroenie kaʻimiʻana polyhedra no ka ponaʻana ua manaoia e e hala loa i luna 'āpana o ka manao a me kaʻike hoʻokumu: kekahi pono i ike wale i ka hoʻokumu paʻaʻana i ka unuhi, geometric ano o ka makahiki, aka, hoi i māhele manaʻo, e leie aku e loiloi i ka pono o ka olelo hooholo ma ka manao ke kahua. Akā,'a'ole hiki i kekahi ke hana me ka mana'o'ole. I e kaʻimiʻana polyhedra o ka pepa, ʻaʻole lawa pono i ka manao wale ana i loko o ka hopena e nana oukou e like ka hana. Pono'oe e hiki ke helu pono, ho'olālā, a huki pololei ia.

'O ka polyhedron mua loa - he pahu

'O ka mea nui,'o kēlā me kēia kanaka i hele i ke kula,'o ia ma nā papa mua, ua hālāwai'o ia me nā ha'awina hana me ka hana, a'o ka hopena o ia mea e lilo i poho pepa. развертки многогранника куба на плотной бумаге со специальными кармашками, предназначенными для склеивания граней модели в единое целое. Ma ka hapanui o na hihia, ke kumu haawi preform - kaʻimiʻana kupa polyhedron ma mānoanoa pepa me ka kūikawāʻekeʻeke, manao no ka ponaʻana kŘkohu maka i kahi hookahi. 'O kēia'ano hana e hiki ai i nā haumāna o ke kula ha'aha'a ke ha'aheo no, no ka mea, me ka pepa, ka pehu, kāpili a me kā lākou mau hana, ua loa'a kahi'āpana'oihana -'ekolu pahu ku'i.

Nā pā'oihana maika'i

'Oiai, he nui nā'ike e pili ana i ka honua a puni iā'oe,'a'ohe hoihoi i ka papa kula, akā inā hiki iā'oe ke loa'a i loko o lākou kekahi mea hoihoi, hiki ke hā'awi i kekahi mea hou, kūlana'ole i ke ola ma'amau. 'A'ole nui ka po'e mākua i ho'omana'o ua ho'oka'awale'ia kēlā polyhedra ho'okahi i loko o ka nui o nā'ano a me nā uku. No ka laʻana, ma laila nō i ka ai-kapaia Platonic puaʻa hiwa - convex polyhedra, iloko olaila wale no mau polygons. 'Elima wale nō mau kino'ano: he tetrahedron, he octedredron, he hechedchron (kūpena), kahi'āpae, a dodecahedron. Hō'ike lākou i nā ki'i me nā mea kaumaha'ole. 'O Stellate polyhedra kēia mau huahelu ma'amau i nā'ano koho. развертка многогранника простого позволяет нарисовать, вернее начерить, а затем и склеить из бумаги звездчатый многогранник. Nolaila, he mea scan NineManga.com o ka polyhedron e leie aku e huki, aole i nacherit, a laila glue i ka pepa stellate polyhedron.

'O ka polyhedra ho'opunipuni kūpono'ole

Ke ho'opili'ana i nā kino platonic i kahi ho'onohonoho pono, hiki iā'oe ke kūkulu i nā'ano multihair-like-like - nani, pa'akikī, multi-component. Akā, e kapa'ia lākou'o "polyhedra ma'alahi'ole". Aia wale nā hōkū'ehā polyhedra: kahi hōkū dodecahedron hōkū, kahi hōkū nui nui o ke kulanui, kahi lawai'a nui a me kahi kiko nui. 'O ka wehewehe'ana o nā polyhedra no ke kāwili'ana,'a'ole ia he ki'i ma'alahi. 'O lākou, e like me nā ki'i, i loko o nā'ano he nui. No laila, no ka mea, he mea ho'okumu'ia kahi dodecahedron hōkū i 12 pentagonal equilateral pyramids, i kāpili'ia i ke'ano o ka dodecahedron ma'amau. 'O ia, no ka ho'omaka'ana, pono e huki a kāpili i 12 mau'āpana like like'ole o nā pyramids mau, me 5 mau maka like. A wale laila kekahi hiki e pelupelu ia hoku-hoʻokino polyhedron. 'O ka ho'oikaika'ana i ka hōkū hua li'ili'i a dodecaere he mea pa'akikī a hiki'ole ke hana. No ka kūkulu'ana, pono'oe e hiki ke kau i kahi mokulele e pili ana i kekahi i kekahi 13 mau pū'ulu kino honua.

E nani i ke'ano ma'alahi

A pau i ka voluminous kino kūkulu e like me nā kānāwai o ka anahonua, e nana kupaianaha, me hoku-hoʻokino polyhedron. 'O ka ho'olālā'ana o kēlā me kēia māhele o kēlā'ano like'ole e pono e hana pololei'ia e like me ka hiki. A'o nā'ōpoki kūpono'ekolu i'oi aku, me ka ho'omaka'ana me ke kāpena Platonic, he nani kupaianaha ia o ka lōkahi o ke ao holo'oko'a a me nā hana kanaka i ho'okomo'ia i loko o ke'ano pepa. Maanei, e'ōlelo ana,'o ka'oi loa o ka plaxica convex polyhedra ka dodecahedron. развертки правильных многогранников для склеивания, нужно приложить максимум аккуратности и внимательности. Kēia geometric huahelu 12 ka loa'ālike maka, 30 penei a me 12 i kaʻimiʻana vershin.Chtoby regular polyhedra no ka ponaʻana, ka mea i pono, e kulia i kā mākou malama a me ka hoolohe. A'o ka nui o ka nui i ka nui,'o ka nui loa o nā ana'ana.

Pehea e kūkulu ai i kahi ki'i pono iā'oe iho?

Malia paha, me ka ho'ohui pū'ana i kahi polyhedron -'o ia ho'i he hōkū,'o ia kekahi Platonic - ua'oi aku ka maika'i o ka hana'ana i ke'ano hope o ka ho'olālā e hiki mai ana ma muli o ka ikaika pono'ī, no ka loiloi'ana i kona hiki ke huki, hana a me ka'ike spatial vobozheniye. 'O nā kino pākīpika like'ole o nā polygons māmā i like me ke'ano ho'okahi. No laila, he tetrahedron'ekolu mau triangle isosceles. Ma mua o kou kūkulu'ana i kahi paluhi, pono'oe e no'ono'o pehea e hana pono ai i nā polygons ākea e loa'a kahi polyhedron. Hiki ke ho'ohui'ia nā'āpana i waena o lākou ma ka'ao'ao, e kahaki'ia kekahi ma kekahi'ao'ao. No ka ponaʻana polyhedra pono e hoomakaukau kahili kaapuni me ka kūikawāʻekeʻeke paha puapua mea e hui pu iho la i na wahi a pau i loko o ka a pau. 'O Tetrahedron - ke'ano ma'alahi o nā helehelena'ehā. Hiki ke ho'opili'ia ka'ānela e like me ke kīpālua, a he'ewalu mau momona - he mau anana ka lō'ihi. Ua kapa'ia ka'āpana he kūkena i'ike'ia e nā mea a pau mai ka wā kamali'i mai. 'O ka'enekehelani kahi hui o nā 20 triangles henatolina i loko o ka polyhedron convex ma'amau. 'O ka dodecahedron he'ano'ekolu'ano o 12 mau helehelena,'o kēlā me kēia mea he pentagon mau.

Nā māhele o ka hana

E kūkulu i ke kūkulu'ana i kahi polyhedron a kāpili i kekahi'ano pepa mai loko mai o ia mea he mea ma'alahi. Hiki iā'oe ke'ānai,'oia'i'o, hiki ke ho'omākaukau'ia. A hiki i ka hana'ana iā'oe iho. Akā, no ka hana'ana i kahi'ano like'ole o ka polyhedron, he pono ia e hō'ulu'ulu. Ua hana maika'i'ia'o Polyhedron me ka pepa'ele'ele, kahi e mālama pono ai i ke'ano a'a'ole e malo'o i ke kāpili. 'O nā laina a pau e pono e kukuli'ia e pai'ia i ka ho'ohana'ana, e like paha, he peni pōkai pae'ole ai'ole ka'ao'ao hope o ka pahi blade. E kōkua ana kēia kikowaena i ka ho'opili'ana i ke'ano o ka'ōpala, me ka mālama'ana i nā nui a me nā kuhikuhi o nā iwi'ao'ao.

Inā'oe e ho'oka'awale i nā polyhedron o ka pepa kala, a laila hiki ke ho'ohana'ia kēia mau hi'ohi'ona e like me nā mea ho'onani e ho'onaninani ai i ke ke'ena - kahi lumi o nā lumi, kahi a'o, lumi noho. Ma ke ala, hiki ke kapa'ia'o polyhedra kahi'ike kūikawā o nā mea ho'ohālike. Hā'awi nā mea hana i kēia manawa i ka hana'ana i nā mea i hana'ia ma loko o ke kumuhana ma'amau.