Kodi mungapangitse bwanji mapepala ophatikizirana?

Kulimbana ndi mwanayo mitundu yosiyanasiyana yamakono, mumamuthandiza kuganizira malingaliro ndi malingaliro. Amayamba kumvetsa zomwe zimakhala zozungulira, kuzungulira, cubic, zozungulira, ndi zamakona. Ngakhale kwa ophunzira ku sukulu ya geometry, aphunzitsi nthawi zonse amawonetsa zamatsenga osiyanasiyana, zomwe zimathandiza kuti zikhale zogwirizana kwambiri ndi zilembo zamakono ndi maxi. Ndipo, mwinamwake, mawu ovuta kwambiri ndi ovuta-kutchulira mwana ndi "parallelepiped". Kuti tidziwe chiwerengero ichi ndikumvetsetsa machitidwe ake, tikupemphani kuti inu ndi mwana wanu mupange pepala lokhala ndi mapepala ndi manja awo.

Kuti muchite izi muyenera kutero:

Kuti mumvetsetse momwe mungapangidwire mapepala, muyenera kukumbukira momwe zikuwonekera ndi zomwe zili. Chiwerengerochi chili ndi nkhope zisanu ndi chimodzi, ndipo mbali iliyonse ndi rectangle. Choncho, kujambulidwako kudzakhala ndi ma rectangles 6 osagwirizana nawo mu ndege yomweyo.

1. Pakati pa chiwerengero chilichonse chowombera, mpweya wautali umakhala kutalika, m'lifupi ndi msinkhu. Zimachokera ku mtengo wawo kuti kukula kwa galimoto kudzadalira. Fotokozani zofunikila ndikuzilemba.

2. Timapanga chithunzi cha mapepala ophatikizidwa pamapepala. Kumbukirani kuti mapepala sayenera kukhala ofooka kwambiri, amatha kukhala wonyezimira kuchokera ku guluu ndipo amamenyedwa, ndiye kuti chiwerengerocho sichimatuluka, ndipo makatoni olemera kwambiri sangagwedezeke bwino ndipo amawonongeka.

3. Dulani mzere wosakanikirana, womwe uli kutalika ndi chiwerengero cha m'lifupi ndi msinkhu, wochulukitsidwa ndi awiri. Ndiye kuchokera kumapeto onse a mzere ife timachepetsanso zofanana ndi kutalika kwa malingaliro ophiphiritsira. Pakati pa iwo alemba mzere wofanana ndi woyamba.

4. Tsopano, kuchokera kumtunda wa kumanja, timakonza kutalika kwa parallelogram, ndiye m'lifupi. Kenako kachiwiri, komanso kachiwiri. Kuchokera pa mfundo zomwe zimapezeka, pezani mizere yozungulira yopita kumbali inayo, yomwe idzakhala yofanana ndi kutalika kwa parallelogram. Kotero ife tiri ndi nkhope zina za mawonekedwe. Pali zina ziwiri zatsalira.

5. Pamwamba pamzere wachiwiri kumanja, tikuwonjezera zina ziwiri mpaka pansi. Pachifukwa ichi, kuchokera pa chigawo chachiwiri kumanja, chomwe tachita mu ndime 4, tenga choyang'ana mmwamba chofanana ndi kutalika kwake. Bwerezani zomwezo kuchokera pa chilemba chachiwiri. Timagwirizanitsa zozungulira ndi gawo lofanana ndi lonse la parallelogram. Mofananamo, timamanga timapepala ta pansi kumbali ina.

6. Kuti pakhale kosavuta kumangiriza pepala lopachikidwa pamapepala, onjezerani zina "mapiko" ku zojambula, monga momwe zasonyezera. Mzere wawo uyenera kukhala pafupifupi 1.5 masentimita. Ndiyeneranso kuti uwapange makona 45 (45 degrees), kotero kuti pamene agwedezeka sakuyang'ana panja.

Kotero, kujambulidwa kwa parallelepiped ya pepala ndi okonzeka. Ndikofunika kuti zonse zomwe zajambulazo ndizomwe zimayesedwa ndizomwe zimayesedwa, mwinamwake chiwerengerocho sichimagwirizana chimodzimodzi ndipo chimakhala chozungulira.

7. Dulani chovalacho ndikuchigulira pamzere wonse kuti mbali zathu zikhudze, ndipo mapepala apamwamba ndi apansi akhale "pansi" ndi "kuphimba" pa chiwerengerocho.

8. Lembani "mapiko" ena omwe ali ndi guluu ndipo musonkhanitse phokosolo mwa kuwatsitsa mkati. Tiyeni tidikire mpaka gululo liume.

Ngati mwadziwa kupanga chiwerengero ichi, mukhoza kupitiriza kusonkhanitsa pepala lopangidwa ndi mapepala omwe ali pamphepete mwake.

  1. Mwa kufanana kwa chiwerengero choyamba, kujambulani chithunzi, monga momwe chikusonyezedwera mu chiwerengerochi. Monga momwe mukuonera, nkhope zonse za parallelepiped ndizofanana komanso daimondi zonse zili zofanana.
  2. Wonjezerani chithunzi pamapiko ena owonjezera gluing.
  3. Pezani mwachidule chiwerengerocho.

Kugawidwa kwapadera - chiwerengero chophweka chojambulajambula, kudziwa zomwe mungathe kupita kwa ena - kupanga piramidi ya makatoni kapena pepala, mwachitsanzo, icosahedron .