Dab tsi yog daim duab peb sab piv txwv?
Dab tsi yog daim duab peb sab piv txwv?

Video: Dab tsi yog daim duab peb sab piv txwv?

Video: Dab tsi yog daim duab peb sab piv txwv?
Video: koj tuav kuv tes txog txij no xwb - hu cover nuj xeem - original : kab lia vwj 2024, Kaum ib hlis
Anonim

Lub ntsiab txhais ntawm a daim duab peb sab yog ib daim duab peb sab thiab peb sab. Ib piv txwv ntawm ib yam dab tsi nyob rau hauv cov duab ntawm a daim duab peb sab yog ib daim pizza.

Ib yam li ntawd, qhov piv txwv ntawm lub neej tiag tiag ntawm daim duab peb sab yog dab tsi?

Tsheb ciav hlau. Cov paib tsheb uas feem ntau pom piv txwv ntawm daim duab peb sab hauv peb lub neej txhua hnub lub neej . Cov paib yog sib npaug daim duab peb sab puab; uas txhais tau hais tias tag nrho peb sab yog qhov sib npaug ntawm qhov ntev thiab muaj qhov sib npaug.

Dab tsi yog daim duab peb sab? Muaj ntau lub npe sib txawv rau cov hom duab peb sab. Ib daim duab peb sab hom nyob ntawm qhov ntev ntawm nws sab thiab qhov loj ntawm nws lub kaum sab xis (pob). Muaj peb hom daim duab peb sab raws li qhov ntev ntawm lub sab : sib npaug , isosceles , thiab scalene . Cov kab ntsuab cim cov sab ntawm sib npaug (tib yam) ntev.

Kuj kom paub, Dab tsi yog Daim duab peb sab piav qhia?

A daim duab peb sab yog ib daim duab, los yog ib feem ntawm ob qhov chaw seem. Nws muaj peb sab ncaj thiab peb vertices. Peb lub kaum sab xis ntawm a daim duab peb sab ib txwm ntxiv txog 180 ° (180 degrees). Nws yog lub polygon uas muaj tsawg kawg nkaus ntawm sab.

Daim duab peb sab siv rau dab tsi?

A daim duab peb sab yog ib lub cuab yeej siv los kos cov kab sib luag, kab ntsug, thiab lwm cov kab sib dhos. Feem ntau, ob lub kaum sab xis daim duab peb sab daim ntawm cov kaum sib txawv ua ib txheej.

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