Video: Dab tsi yog qhov piav qhia ntawm daim duab plaub?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Hauv Euclidean dav hlau geometry, a duab plaub yog aquadrilateral nrog plaub txoj cai kaum. Nws kuj tseem tuaj yeem txhais tau tias yog anequiangular quadrilateral, txij li qhov sib npaug txhais tau hais tias tag nrho nws cov kaum sib npaug (360 ° / 4 = 90 °). Nws tuaj yeem txhais tau tias yog parallelogram uas muaj lub kaum sab xis.
Yog li ntawd, yuav ua li cas koj piav txog ib daim duab plaub?
A duab plaub yog ib daim duab nrog plaub sab thiab plaub fab. Cov ces kaum yog txhua lub kaum sab xis. Nws ua raws li qhov ntev ntawm cov khub ntawm sab opposite ib leeg yuav tsum sib npaug.
Cov qauv
- nws muaj cheeb tsam,
- nws muaj perimeter,
- txhua kab pheeb ces kaum muaj qhov ntev,
- nws muaj qhov sib piv =: w,
- thiab thaum twg, lub duab plaub yog ib square.
Tsis tas li ntawd, cov duab plaub yog dab tsi thiab nws cov khoom? Isogonal daim duab Convex polygon
Qhov thib ob, qhov piv txwv duab plaub yog dab tsi?
Daim duab plaub . ntau A 4-sided tiaj tus duab nrog ncaj sab uas txhua sab sab hauv yog kaum sab xis (90 °). Tsis tas li ntawd sab nraud yog parallel thiab sib npaug ntev. Piv txwv : Ib square yog ib hom tshwj xeeb ntawm duab plaub.
Dab tsi yog duab plaub in English?
kˌtæŋgl/ NOUN. A duab plaub yog ashape nrog plaub sab uas nws cov ces kaum yog tag nrho cov ces kaum. Ib sab ntawm a duab plaub yog tib qhov ntev raws li ib qho opposite rau nws. Asmeskas Lus Askiv : duab plaub.
Pom zoo:
Qhov txawv ntawm daim ntawv qhia thiab daim duab yog dab tsi?
Qhov sib txawv loj ntawm daim duab thiab daim ntawv qhia yog tias daim duab qhia chaw sawv cev rau "txoj kev" ntsug ntawm ib cheeb tsam, thaum daim duab nthuav tawm cov duab tiag tiag. Cov duab zoo tib yam uas peb paub yog coj nrog lub koob yees duab uas tuav hauv txoj hauj lwm kab rov tav
Dab tsi yog qhov txawv ntawm daim duab thiab daim duab?
Ib daim duab yog ib daim duab ntawm kev ua lej, tab sis kuj siv tau (loos) txog ib daim duab ntawm cov ntaub ntawv txheeb cais.A daim duab yog ib daim duab sawv cev ntawm cov ntaub ntawv, qhov twg ib kab ntawv yog ib daim ntawv
Dab tsi yog qhov txawv ntawm lub xeev daim duab kos duab thiab daim duab ua haujlwm?
Lub xeev daim duab qauv yog siv los qhia qhov sib lawv liag ntawm lub xeev uas ib yam khoom mus dhau, qhov ua rau kev hloov ntawm ib lub xeev mus rau lwm qhov thiab qhov kev txiav txim uas tshwm sim los ntawm lub xeev hloov. Daim duab ua haujlwm yog ntws ntawm kev ua haujlwm yam tsis muaj qhov tshwm sim (kev tshwm sim) mechanism, lub xeev tshuab yog suav nrog lub xeev triggered
Qhov twg ntawm cov plaub hau plaub hau yog ib txwm plaub hau plaub hau?
square Tsis tas li ntawd nug, qhov ntsuas ntawm ib lub quadrilateral tsis tu ncua yog dab tsi? Yog, sab hauv lub kaum sab xis ntawm txhua lub ces kaum ntawm ib lub quadrilateral tsis tu ncua yog txhua 90 degrees (360 degrees / 4 fab).
Dab tsi yog qhov zoo sib xws ntawm daim ntawv qhia thiab daim duab?
Yog li koj tuaj yeem hais tias, qhov txawv yog tias daim duab qhia chaw yog qhov sawv cev ntev ntev ntawm kev sib raug zoo spatial, thiab cov duab yog cov ntaub ntawv ntawm qhov xwm txheej ntawm ib qho tshwj xeeb. Vam tias qhov no yuav pab tau koj