Kamehla polyhedra tsa tlhaho

Se neng se tla etsahala haeba ho na le e ne e le mofuta o le mong feela oa sebopeho, tse kang mofuta o, e le khutlonne lefatšeng? Lintho tse ling tse li e-s'o fetohe ka mamati tsohle, lik'haravene thepa, masimo a bolo ea maoto - kaofela ba ile ba batla se tšoanang. Empa ho thoe'ng ka doorknobs joang? Ba ne ba tla ba le ho honyenyane e makatsang. A koloi lebili? E ka ba sebetse hantle. Le bolo ea maoto? Ho thata ho esita le nahana. Ka lehlohonolo, lefatše le tletse mefuta e mengata e fapaneng. Na ho na le kamehla polyhedra lintho tsa tlhaho? E, 'me tse ngata tsa tsona.

Ke seo khutlontsi?

Ho palo e ne khutlontsi e, ho hloka maemo a itseng. Pele, ho na le e lokela ho ba mahlakoreng a mangata le dikhutlo. Ho phaella moo, e lokela ho ba e koetsoeng foromo. A khutlontsi kamehla ke mokhabo ka mahlakoreng 'ohle e lekanang le dikhutlo. Ka lebaka leo, ka phoso ba ka 'na ba hanyenyane ea sothoa.

Types of dikhutlontsi kamehla

ke palo e bonyane ba mahlakoreng ka ba le khutlontsi kamehla eng? mola e mong e ka ba e ngata ea liphathing. The mahlakoreng a mabeli hape a ke ke a kopana le theha e hlobo koetsoeng. A mekga e meraro ka - ka e le triangolo ka. 'Me ho tloha ha re bua ka ka khutlontsi kamehla moo mahlakoreng' ohle 'me dikhutloteng baa lekana, re a bua ka e le likhutlo li tharo le matlhakore aa lekanang.

Haeba u eketsa lehlakoreng le leng, o fumana sekoere. Na khutlonne, moo mekga e ha e lekanang, ba le khutlontsi kamehla? Che, palo ena tla bitsoa khutlonne. Haeba u eketsa ka lehlakoreng bohlano, o fumana khutlotlhano. Ka lebaka leo, ho na le ke khutlothataro, heptagon, octagons, joalo-joalo papatso infinitum.

mathomo le geometry

Dikhutlontsi na le mefuta e fapaneng: bulehileng, koaloa le ba ikhopolang ho intersecting. Tsa motheo le geometry khutlontsi palo e bataletseng, e leng e feela ka ketane e lekanyelitsoeng ea likarolo otlolohileng mola ho theha e khutlontsi koetsoeng kapa ea moeli. likarolo tsena ke metshetshe lona kapa mahlakoreng, 'me lintlha moo metshetshe a mabeli kopana, - divertise le likhutlong. Karolo e ka hare la khutlontsi e ka linako tse ling e bitsoang 'mele oa hae.

Polyhedra tsa tlhaho le bophelo ba motho

Ha a ntse a ya dipaterone pentagonal ateloa ke mefuta e mengata ea phelang, lefatše matsoai rata habeli, hararo, quadruple le tšeletseng lesaka setshwani. The khutlothataro ke sebopeho le letšo-letšo leo fana ka palo e kahodimodimo mehaho tshebetso. Ho tloaelehile haholo tšimong ea limolek'hule le kristale eo sebopeho pentagonal e hoo e ka bang mohla etsahala. Steroid, k'holeseterole e, benzene, divithamini C le D, aspirini, tsoekere, graphite - ke boteng ba sixfold setshwani. Moo ka tlhaho ho na le polyhedra kamehla? Ka ho fetisisa tummeng hexagonal mehaho bōpiloe ke linotši, bobi 'me Hornets.

Tse tsheletseng metsi limolek'hule bopa ea mantlha ea e mong le kristale lehloa. Gore e tle e fellang kateng le e snowflake. Litšobotsi Tse fofa leihlo foromo ka thata-thata tletse tokisetso ea hexagonal. tse ling polyhedra tse ling kamehla ka lintho tsa tlhaho seo? kristale ena metsi a, 'me daemane, basalt litšiea, lisele epithelial ka leihlong la, lisele tse ling dimela, le tse ling. Kahoo, polyhedra, ka tlhaho, bobeli tse phelang le tse sa pheleng, tse teng ka bophelo ba motho a mangata e khōlō le tse fapa-fapaneng.

Ke'ng e ileng ea e tloaeleha hexagons?

Snowflakes, hlahisa limolek'hule, kristale quartz le basalts columnar ke hexagons. Lebaka la sena ke setshwani bona tlholeho. Ka mohlala ho fetisisa hlollang e ka seleng, ka sebopeho hexagonal eo ho fokotsa ho bonyane tlhaloganya sebaka mosing, ho tloha holim 'kaofela e chesa ka tsela e atlehileng haholo. Hobaneng arola ka lisele tse tšoanang? Linotši bopa tsa tlhaho polyhedrons kamehla e le hore ba li sebelisa bakeng sa litlhoko tsa lona, ho akarelletsa le a polokelo ya mahe a linotsi le lehe-raloe. Hobaneng mofuta khetha hexagons? The karabo ea potso ena e ka fana ka thuto ea lipalo tsa motheo.

• Triangles. Nka 428 matlhakore aa lekanang dikhutlotharo ka mahlakoreng ka bang 7,35 limilimithara. bolelele bona palo yohle e 3 limilimithara * 7,35 * 428/2 = 47,2 cm,.
• Dikhutlonne. Nka 428 dikwere le lehlakoreng le ka bang 4,84 limilimithara, bolelele palo yohle e 4 limithara * 4,84 * 428/2 = 41.4 cm,.
• Hexagons. Qetellong, nka 428 hexagons ka mahlakoreng tsa 3 limilimithara, bolelele palo yohle e 6 * 3 limilimithara * 428/2 = 38.5 cm,.

Totobetseng ke ho hlōla hexagons. Ho ka foromo ena thusa ho fokotsa sebaka lebetsoeng le le dumella sebakeng nyenyane ho beha likotoana ba bangata kamoo ho ka khonehang. Cell oo linotši boloka 'mala o mosehla bona lero, ke limakatso tsa sebetsa ka ho nepahetseng le boenjiniere, le tse ngata tsa lisele tse prismatic le hexagonal-karolo le sefapano se phethahetse. Marako boka li etsoa ho kopana le tsona ka botenya nepahetseng haholo, lisele tse bonolo le tšekamelo ea ho thibela ho lahleheloa ke ya mahe a linotsi viscous, le sebopeho lohle le tsamaiso di nyalantswe ho latela matla a khoheli ea lefatše. Ho makatsang ke hore, ha a ntse a linotši a sebetsa ka tšebelisano.

Hobaneng hexagons? Ena ke le geometry e bonolo

Haeba u batla ho bokella hammoho boholo tšoanang le sebopeho ea sele, e le hore ba tlale sefofane kaofela, e tla sebetsa tse tharo feela tsa dibopeho tse kamehla (ka mekga e tsohle le le hlaha ka lehlakoreng le tšoanang): dikhutlotharo matlhakore aa lekanang, dikwere le hexagons. Ea lisele tsena hexagonal hlokang ho e monyenyane palo yohle bolelele ba leboteng bapisoa dikhutlotharo kapa mapatlelong a sebakeng se le seng.

Ka lebaka leo, le ho khetha linotši hexagons utloahalang. Ka le rasaense ea XVIII lekholong la lilemo la Charles Darwin o ile a re hexagonal seleng ea "phethahetseng ka ho feletseng ho pholoseng mosebetsi o boima le boka ba linotši." O ne a lumela hore likoluoa tsa tlhaho kgetho filoe tlhaho ea linotši boka ho bopa lisele tse tsena, e neng molemo oa ho fana ka tlase matla le nako ho feta ho etsa mefuta e meng.

Mehlala ea polyhedra tsa tlhaho

mahlo komponeng bang likokoanyana tse tletseng batho hexagonal ka, moo e mong le e-morao - lense e amana ho telele tšesaane retina seleng. dibopeho li thehoa ke masihla ea lisele tsa likokoana-hloko hangata o ne a na le dibopeho tsena e laoloa ke melao e tšoanang e le bubble ka tharollo sesepa. Sebopeho tse nyenyane mahlo a bohale - e mong oa mehlala e molemo ka ho fetisisa. E mong le e tšobotsi e na le lesihla la leseli-nahanela mane lisele tse, eo na le sebopeho tšoana le lesihla la bubble mane tloaelehileng.

Eng se bontšang hore melao ea lifilimi sesepa le e bua foromo? Nature esita le ho feta ho ameha ka moruo feta linotši. Sesepa bubble le lifilimi entseng ho tloha metsi (ka go tlaleletsa ka sesepa) le tsitsipano bokaholimo bo ntse bo holim'a mokelikeli e le ho e fa e le sebaka nyenyane kamoo ho ka khonehang. Ke ka lebaka leo marotholi a chitja (ho feta kapa ka tlaase ho moo), ha ba a oa: le lefapheng lefe kapa lefe e na le holim'a metsi sebakeng seo e nyenyane ho feta foromo e meng le ba modumo le 'ngoe. Ka waxy siea metsi marotholi a hoheloa lifaha tse nyenyane ka lebaka le tšoanang.

ea mohlala ena e hlalosa holim tsitsipano, bubble likoqo le foams. Bubble tla talima bakeng sa sebopeho sa e le tlaase-tlaase palo yohle tsitsipano holim, e leng tla fana ka sebaka sa nyenyane ka ho fetisisa leboteng. Leha ho le geometry tsa lifilimi sesepa e bitsetsa ke sebelisana ba mabotho a phetha molao, ha e re bolelle hore e tla ba efe mokgwa wa bubble. A bubble tloaelehileng akarelletsa polyhedral dibopeho tsena sele le boholo bo. Haeba u sheba haufi-ufi, le polyhedra kamehla tsa tlhaho - ha ho joalo nepahetse. metshetshe bona ba ka seoelo ho phethahetseng otlolohile.

bubble nepahetse

Nka hore u ka etsa "phethahetse" bubble, eo ho eona bubble tsohle ke boholo tšoanang. ke eng foromo e phethahetseng ea ka seleng, e leng se etsang ka kakaretso, bubble leboteng sebakeng e le tse nyenyane ho ka khonehang. Ena e se e tšohloa ka lilemo tse ngata, 'me ka nako e telele ho ne ho nahanoa hore foromo loketseng ea sele ke polyhedron 14 tsehelitseng le lisekoere kapa mahlakoreng hexagonal.

litšenyehelo tse ngata, le hoja ka tlaase ho moo o ile a laela sebopeho, e bopilweng ka sehlopha a buseletsa tsa liforomo robeli tse sa tšoaneng tsa tsona seleng e ile ha fumanoa ka 1993. This ea mohlala e rarahaneng ho feta e ne e sebelisoa e le pululelo bakeng sa moralo oa lebala la lipapali le bubble sesa nakong ea Lipapali Tsa Liolimpiki 2008 ea Beijing.

Melao ea sebopeho sa le ka liseleng tse bubble e boetse e laola ba bang dipaterone, o ile a re ka liseleng tse phelang. Hase feela hore ya bohlokwa fofa-leihlo bontša e tšoanang hexagonal paka litšobotsi tse hore a bataletseng, bubble. Leseli-nahanela lisele tse ka hare ho e mong le e ba le lilense motho Bo boetse bo amahanngoa le sehlopha, e leng sheba feela joaloka bubble sesepa.

World polyhedra tsa tlhaho

Lisele tsa mefuta e mengata e fapaneng ea lintho tse, ho tloha dimela ho lera la Rat na le mehaho e joalo e nyenyane. Ha ho ea tsebang seo ba se etsang, empa ba ile ba ba e le atile, e hlokang leeme ho nahana hore ba na le ba bang ba karolo ea e metle. Mohlomong ba ba ka thōko 'ngoe ho tloha thulaganyou e mong skeletal, ho qoba ho sefapano tshitiso.

Kapa ho ka ba feela ho ka tsela e sebetsang hantle ho bopa kgolo sebetsa sefofane, kaha ba bangata ba dithulaganyo skeletal etsahala holim lera, moo enzyme le limolek'hule tse ling tse mafolofolo nakong ka kenyelletsoa. Eng kapa eng eo ho sebetsa ha polyhedra ka tlhaho, u se ke ua itšoenye ho bopa rarahaneng litaelo liphatsa tsa lefutso, hobane melao ea fisiks e tla etsa hore u.

Ba bang ba lirurubele na sekala tse nang le mapheo tse nang le kolonnenweg laolehileng ea lintho tse bonahalang tsoarellang bitsoa chitin. Ke Kopana le maqhubu a khanya rebounding tswa mekoloko tloaelehileng le likarolo tse ling holim'a lepheo, isang 'nete ea hore itseng wavelengths (i.e., ba bang ba' mala) nyamela, ha ba bang ba bona baa eketsa. Kahoo, mohaho polygonal fana sesebelisoa babatsehang bakeng sa tlhahiso ea mebala liphoofolo.

Ho etsa o ile a laela marangrang a matsoai ka thata, ba bang ba phelang ho bonahala etsa sebopeho sa lera bonolo tenyetsehang, ebe crystallized tse bonahalang tiileng ka hare e mong oa dinetweke tseo ho interpenetrating. The khekhe sebōpeho sa metjha e nyenyane ka hara studs sekoti chitin sa tloaelehang liboko metsing a tsejoa e le leoatle toeba, fetola mehlala ena ea ka Natural voloskopodobnye faeba Optical eo ka tataisa khanya fetola ho tloha e khubelu ho type genus-tala ho itšetlehile ka mabone tataiso. Ena phetoho mmala ka sebelisoa ho thibela jang nama.

mofuta oa tseba molemo ka ho fetisisa

Flora le liphoofolo ateloa ke mehlala ea polyhedra ka tlhaho, e le lefatše tse sa pheleng tsa majoe le liminerale. Tswa ntlha feela ho iphetola ha lintho ba pono, ho sebopeho hexagonal ke moeta-pele ea matla ka gogolo. Ntle ho melemo e totobetseng (sebaka chelete), dikeriting polyhedral fana ka palo e kholo ea lifahleho, ka tsela eo e ntseng e eketseha palo ea baahelani ba hore hamolemo ama sebopeho kaofela. Phello e qetellong ea sena ke hore u fumane boitsebiso bo le aloang ka lebelo. Hobaneng nepahetseng le se fosahetseng hexagonal naleli e bōpehileng joaloka polyhedra tsa tlhaho li etsahala hangata? Probably kahoo ho hlokahala. Nature tsebang molemo ka ho fetisisa, o tseba hamolemo.