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Puas yog txhua plaub plaub plaub plaub plaub fab?

Cov txheej txheem:

Puas yog txhua plaub plaub plaub plaub plaub fab?
Puas yog txhua plaub plaub plaub plaub plaub fab?

Video: Puas yog txhua plaub plaub plaub plaub plaub fab?

Video: Puas yog txhua plaub plaub plaub plaub plaub fab?
Video: Nyiaj Txos ua plaub swb 8/22/2021 2024, Plaub Hlis Ntuj
Anonim

Ib daim duab plaub yog ib qho parallelogram nrog plaub lub kaum sab xis, yog li tag nrho cov duab plaub yog kuj parallelograms thiab quadrilaterals. Ntawm qhov tod tes, tsis yog txhua qhov quadrilaterals thiab parallelograms yog cov duab plaub. Ib daim duab plaub muaj tag nrho cov khoom ntawm ib qho parallelogram, ntxiv rau cov hauv qab no: Cov kab pheeb ces kaum yog congruent.

Puas yog tag nrho cov plaub fab plaub fab muaj lossis tsis yog?

Ib lub plaub fab yog ib qho polygon nrog plaub sab. … Txhua daim duab plaub yog plaub plaub fab vim tias txhua daim duab plaub yuav tsum muaj plaub sab, uas yog lub ntsiab lus ntawm plaub fab.

Puas yog plaub plaub plaub plaub fab?

Quadrilateral: Ib daim duab kaw nrog plaub sab. Piv txwv li, kites, parallelograms, duab plaub, rhombuses, squares, thiab trapezoids yog tag nrho cov quadrilaterals.… Daim duab plaub: Ib lub voj voog nrog plaub 90 degree kaumRhombus: Ib qho kev sib luag nrog plaub sab ntawm qhov sib npaug.

Vim li cas lub plaub fab tsis yog ib daim duab plaub?

Muaj xya lub plaub fab, qee qhov uas paub tseeb rau koj, thiab qee qhov uas yuav tsis paub. … Rectangle: Ib lub quadrilateral nrog plaub lub kaum sab xis; ib daim duab plaub yog ib hom parallelogram. Square: Ib lub quadrilateral nrog plaub sab sib dhos thiab plaub lub kaum sab xis; ib lub square yog ob lub rhombus thiab ib daim duab plaub.

Puas muaj tseeb tias txhua plaub plaub fab yog ib qho parallelogram?

Squares yog quadrilaterals nrog 4 congruent sab thiab 4 txoj cai ces kaum, thiab lawv kuj muaj ob pawg ntawm parallel sab. Parallelograms yog quadrilaterals nrog ob pawg ntawm kev sib luag. Txij li cov squares yuav tsum yog quadrilaterals nrog ob pawg ntawm qhov sib npaug, ces tag nrho cov squares yog parallelograms. Qhov no yog ib txwm muaj tseeb

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