Dab tsi parallelograms muaj sib xws?

Cov txheej txheem:

Dab tsi parallelograms muaj sib xws?
Dab tsi parallelograms muaj sib xws?

Video: Dab tsi parallelograms muaj sib xws?

Video: Dab tsi parallelograms muaj sib xws?
Video: ICU - Yog muaj dua ntxiv [Official MV] 2024, Hlis ntuj nqeg
Anonim

Lawv txhua tus muaj cov khoom sib luag: Lawv cov sab nraud yog sib npaug, lawv kab pheeb ces kaum sib sib zog nqus thiab faib cov parallelogram ua ob daim duab peb sab, thiab sab nraud thiab cov ces kaum yog congruent.

Puas yog txhua qhov parallelogram zoo sib xws?

Tsis yog, peb tuaj yeem hais tias txhua qhov sib luag zoo ib yam, vim tias yog peb xav txog ib daim duab plaub thiab ib sab ntawm ib sab, lawv tsis zoo ib yam, peb tuaj yeem nqa rhombus thiab square ua piv txwv. Muaj ntau ntau hom parallelograms, nrog rau ib yam dab tsi txawv ntawm lawv tus kheej.

Cov khoom dab tsi ua qhov parallelogram thiab duab plaub muaj sib xws?

Nyob rau hauv ob lub duab plaub thiab cov parallelograms, cov sab nraud yog sib npaug rau ib leeg. 2. Ob sab sib npaug. Ob sab opposite ib leeg nyob rau hauv daim duab plaub yog sib npaug ntawm qhov ntev.

Dab tsi yog parallelograms thiab rhombuses muaj sib xws?

Ob qho tib si parallelogram thiab rhombus yog quadrilateral, uas nws lub ntsej muag yog sib npaug, cov kaum sab xis sib npaug, qhov sib npaug ntawm cov kaum sab hauv yog 360 degree. Lub rhombus nws tus kheej yog ib hom tshwj xeeb ntawm parallelogram. Yog li ntawd, nws tuaj yeem hais tias txhua lub rhombus yog ib qho parallelogram, tab sis qhov thim rov qab tsis tau.

Dab tsi yog kab pheeb ces kaum ntawm parallelograms muaj sib xws?

Ib qho parallelogram yog quadrilateral uas nws ob sab yog sib npaug. Lub kaum sab xis ntawm lub parallelogram yog sib npaug. Qhov opposite sab ntawm ib tug parallelogram yog sib npaug. Cov kab pheeb ces kaum ntawm ib qho parallelogram bisect ib leeg.

Pom zoo: