U ka etsa piramite ea lik'harete?

Piramite ke ntho ea tšoantšetso. E ne e nkoa ho tloha mehleng ea boholo-holo hore e khona ho lumellana le lefats'e le potolohileng motho eo e hlahisitsoeng ho eona, hape e emela mokhoa o nepahetseng ka ho fetisisa oa ho ba teng. Ha se lefeela hore lipiramite tsa Egepeta li bolokiloe ka mokhoa o sa fetoheng.

Li-pyramid tsa cardboard: joang ho bokella piramide ea lik'harete?

Piramidi e entsoeng ka karete e ka etsoa ka thuso ea morero o latelang:

1. Leqepheng le tšoeu la pampiri le etse sekoti le likotopo tse 'nè.
2. Ka mohlala, bophahamo ba boraro-bo-tharo bo ka ba 26 cm, le bophara, hammoho le sefahleho sa lisekoere 14.5 cm.
3. Re nka scissors le ho felisa likarolo tsohle tsa piramite, re siea sekhetho se senyenyane bakeng sa ho kopana.
4. Re kenya likarolo tsohle ebe re kenngoa ka sekhomaretsi. Re e tlohela e omme.
5. Ka mor'a hore piramide e omisitsoe, o ka nka lipente tsa lipente kapa lipentšele tse mebala 'me u pente pyramide e hlahisoang.

Pyramide ka boholo ba "karolo ea khauta"

U ka leka ho etsa piramidi, ho thehiloe tsebong ea lipalo:

1. Boholo ba piramite ho ea ka "karolo ea khauta" ke 7, 23 cm. Ho tloha geometry, re hopola hore coefficient ea karolo ea khauta ke 1.618.
2. Eketsa coefficient ka bohlokoa ba teng ba 723 mm, re fumana 117 mm. Sena se lokela ho ba bolelele ba setsi haufi le piramite ka boeona. Bophahamo ke 72 mm.
3. Tumellanong le theorem ea Pythagoras, re nahana ka boholo ba lifahleho tsa marang-rang a piramite. Ka lebaka leo, piramite e tlameha ho ba bolelele ba 117 mm.
4. Haeba o atisa 117 ka 117, o ka fumana sethara sa motheo, se hlokahalang ho netefatsa hore piramite e ne e se na letho.
5. Tlosa lebokose lintlha tsohle, khaola.
6. Re kopanya lifahleho tsa triangle.
7. Ha u kopanya triangle ea ho qetela, ho hlokahala hore u qale ho phahamisa mohaho oa sefofane, ebe u pata triangle e setseng.
8. Likhala tsa piramite li tlameha ho kenngoa hantle le ka mokhoa o hloekileng, kaha sena se tla tiisa hore se tiile.

Haeba botlaaseng bo reriloe bakeng sa piramidi, e kopantsoe qetellong ka mor'a hore lifahleho tsohle tsa triangle li kopane 'me li omisitsoe.

U ka leka ho etsa piramidi e kholo, e sebelisetsang pōpo ea eona lebokose le tsoang sehatsetsing.

1. Boholo bo lekantsoeng ba bolelele ba piramide ke cm 50. Ho qala ho hlokahala hore u hlalose moralo oa piramite ka lebokose ka tumellano ea karolo ea khauta.
2. Re fumane likaroloana tse tharo tsa isosceles. Hoa hlokahala hore u li pata hammoho ka lehlakore 'me u khomareletse tepi e khomarelang e le hore lehlakoreng la lik'habolete tse nang le litlaleho li ka har'a piramite.
3. Ka hona, piramite e se nang motheo e loketse. Ho phaella moo, o ka khaola sekwere se nang le bolelele ba cm 50. Sena se tla lumella piramite ho tsitsa haholoanyane.

U ka etsa piramite ea mak'harete ka mpho?

Re se re ntse re fana ka mefuta e sa tšoaneng ea liphutheloana tsa pele bakeng sa limpho , hona joale re u fa hore u etse le ka mokhoa oa piramite. E le hore u etse piramite lapeng, u lokela ho lokisetsa thepa e latelang:

• sekere;
• motho ea tala;
• Likarolo tse 4 tsa li-cardboard tse nyenyane;
• Sesepa sa Scotch;
• lebone le tšesaane;
• pentšele e bonolo.

1. Nka likarabo tse 'nè, tse behiloeng ka thōko hang-hang, libakeng tse setseng u rome likhutlo tse tharo tsa pente, ebe u li khaola.
2. Hoa hlokahala ho khaola likotopo tse 'nè.
3. Etsa kopo ho lehlakore le leng le le leng la boraro la boraro la marara ka karolo e khutšoanyane.
4. Re khomarela thapa-pota tape ho ea tlase ho sekoti.
5. Re nka lihlopha tse tharo tse tharo matsohong a rona, 'me re kopanya mahlakoreng a bona ka tsela ea hore "ntlo" e hlahe ka hare. Tabeng ena, e 'ngoe ea likhutlo tse tharo ha e kopane. E lokela ho ba ka ho khetheha e siiloeng e bulehile e le hore u kenye ntho leha e le efe ka har'a piramite.

Ho bonolo ho etsa piramidi ea boholo bo fokolang, haeba u ne u hatisa piramite pele ho pampiri.

Ebe u sebelisa 'musi hore a khumamele piramite ho pota-potile. 'Musi o tla boloka lifahleho li boreleli.

Ebe joale re kopa sekhomaretsi sa "Moment" ka sekhomaretsi. Haeba o lakatsa, o ka etsa motheo oa pyramide bakeng sa botsitso.

Kgetho e 'ngoe ea ho bopa piramite e bontšoa ho setšoantšo se latelang: ka mor'a hore u hatise template, u lokela ho kopa piramite ka thōko ho mela, ebe u jala bokahohle ka sekhomaretsi. Ho bopa piramite e joalo ho tla nka metsotso e seng mekae.

Haeba o hlophisa piramite kamoreng e itseng, e ka ba le phello e ntle bophelong ba motho ea phelang ka kamoreng eo. Ka mohlala, haeba piramide e le karolong e ka bochabela ea kamoreng, e tla thusa ho ntlafatsa bophelo bo botle, ka boroa le ka boroa-bochabela - ho fumana katleho ea lichelete, karolong e ka bophirimela-e sebeletsa e le molebeli bakeng sa bana, ka boroa-bophirimela-ho ntlafatsa likamano lelapeng .