A quadrilateral yog a polygon uas muaj plaub sab. (Qhov no kuj txhais tau hais tias ib lub quadrilateral muaj raws nraim plaub vertices, thiab raws nraim plaub lub ces kaum.)
Lub plaub fab zoo li cas?
Nyob rau hauv geometry, quadrilateral tuaj yeem txhais tau tias yog kaw, ob sab duab uas muaj plaub sab ncaj. Lub polygon muaj plaub vertices los yog fab. Peb tuaj yeem pom cov duab plaub sab hauv ntau yam nyob ib puag ncig peb, xws li hauv chess board, lub lawj ntawm phaib, kite, tub paj kws, daim ntawv kos npe thiab hauv xub.
Dab tsi yog ib qho plaub hau plaub hau?
A quadrilateral yog a polygon uas muaj plaub sab. (Qhov no kuj txhais tau hais tias ib lub quadrilateral muaj raws nraim plaub vertices, thiab raws nraim plaub lub ces kaum.)
Pib piv txwv quadrilateral yog dab tsi?
quadrilateral Add to list Share. Ib lub quadrilateral yog a plaub-sided polygon, zoo li lub square, duab plaub, lossis rhombus. Lub computer screen koj tab tom saib tam sim no yog tej zaum nyob rau hauv cov duab ntawm ib tug quadrilateral. Lub quadrilateral yog ib daim duab koj yuav kawm txog hauv geometry.
4 yam khoom ntawm plaub plaub yog dab tsi?
A quadrilateral yuav tsum kaw zoo nrog 4 sab . Tag nrho cov kaum sab hauv ntawm cov plaub fab sib npaug mus txog 360 ° …
- Cov kaum sab xis sib npaug.
- Tag nrho cov sab yog sib npaug thiab, opposite sab yog parallel rau ib leeg.
- kab pheeb ces kaum sib sib zog nqusperpendicularly.
- Sum ntawm ob lub kaum sab xis yog 180 °
