Ib qho piv txwv ntawm cov duab sib xyaw hauv koj lub tsev lossis zej zog yog dab tsi?
Ib qho piv txwv ntawm cov duab sib xyaw hauv koj lub tsev lossis zej zog yog dab tsi?

Video: Ib qho piv txwv ntawm cov duab sib xyaw hauv koj lub tsev lossis zej zog yog dab tsi?

Video: Ib qho piv txwv ntawm cov duab sib xyaw hauv koj lub tsev lossis zej zog yog dab tsi?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Kaum ib hlis
Anonim

A tsev yog a composite daim duab nrog nws cov duab plaub thiab squares. Lwm lub ntiaj teb tiag piv txwv yog ib lub tshuab cua uas muaj ib daim duab peb sab thiab ib daim duab plaub. Lub tsheb uas muaj cov duab plaub yog ib kev sib xyaw ua ke . Thaum kawg muaj ntau lub koom txoos muaj Composite cov duab hauv lawv tsim.

Ib yam li ntawd, tib neeg nug, puas yog daim duab sib xyaw?

Composite Figures . A daim duab (los yog cov duab) uas tuaj yeem muab faib ua ntau tshaj ib qho ntawm qhov pib cov duab hais tias yog ib composite daim duab (los yog puab). Piv txwv li, daim duab ABCD is a composite daim duab raws li nws muaj ob qho yooj yim cov duab . Ntawd yog, a daim duab yog tsim los ntawm ib daim duab plaub thiab daim duab peb sab raws li qhia hauv qab no.

Ib yam li ntawd, puas yog ib qho trapezoid ib daim duab sib xyaw? Nyob rau hauv ntau zaus, geometric daim duab yog tsim los ntawm ntau yam sib txawv cov duab , xws li daim duab peb sab, quadrilaterals, voj voog, thiab lwm yam. Xws li ib daim duab npe a composite daim duab . Cov daim duab yog ib tug trapezoid , tab sis xav txog lub sijhawm uas koj tsis nco qab cov qauv rau thaj tsam ntawm a trapezoid.

Tsuas yog li ntawd, ib daim duab plaub puas yog daim duab sib xyaw?

A composite daim duab yog tsim los ntawm ntau yam geometric yooj yim cov duab xws li daim duab peb sab, duab plaub , squares, voj voog, thiab semicircles. Mus nrhiav thaj tsam ntawm a composite daim duab , cais cov daim duab rau hauv cov duab yooj yim uas nws cheeb tsam tuaj yeem pom.

Yuav ua li cas koj thiaj paub yog tias ib tug duab yog prism?

Yog tus puab muaj qhov siab thiab dav, ces nws xav tau qhov tob thiab ua ib prism . A prism kuj muaj ob kawg, txhua lub ntsej muag, raws nraim tib yam, uas feem ntau muab nws lub npe. Piv txwv li, ib daim duab peb sab prism muaj ob daim duab peb sab zoo tib yam. Yog tag nrho cov sab yog rectangular, ces nws yog hu ua rectangular prism.

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