Yuav ua li cas koj pom thaj tsam ntawm lub hexagon?
Yuav ua li cas koj pom thaj tsam ntawm lub hexagon?

Video: Yuav ua li cas koj pom thaj tsam ntawm lub hexagon?

Video: Yuav ua li cas koj pom thaj tsam ntawm lub hexagon?
Video: Thaum tu txiv tsi hlub koj yuav ua cas 2024, Kaum ib hlis
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Cov mis rau nrhiav tus thaj tsam ntawm ib hexagon yog Thaj chaw = (3√3 s2) / 2 qhov twg s yog qhov ntev ntawm ib sab ntawm qhov tsis tu ncua hexagon . Txheeb xyuas qhov ntev ntawm ib sab. Yog tias koj twb paub qhov ntev ntawm ib sab, ces koj tuaj yeem sau nws yooj yim; Hauv qhov no, qhov ntev ntawm ib sab yog 9 cm.

Kuj paub, ua li cas koj pom thaj tsam ntawm ib sab ntawm lub hexagon?

xam Hexagon Sab Los ntawm Thaj chaw Ib yam li cov squares, daim duab peb sab, lub voj voog thiab lwm cov duab geometric koj yuav tau ua nrog, muaj tus qauv qauv rau xam cov cheeb tsam ntawm ib txwm hexagon . Luas = (1.5 × √3) × s2, qhov twg A hexagon cheeb tsam thiab s yog qhov ntev ntawm ib qho ntawm nws sab.

Ib yam li ntawd, koj yuav ua li cas thiaj paub qhov cheeb tsam ntawm lub polygon? Rau nrhiav thaj chaw ntawm ib txwm polygon , txhua yam koj tau ua yog ua raws li cov qauv yooj yim no: cheeb tsam luas = 1/2 x luas x p. Nov yog qhov nws txhais tau li cas: Perimeter = tus lej ntawm qhov ntev ntawm txhua sab. Apothem = ib ntu uas koom nrog polygon cov nyob rau hauv nruab nrab ntawm txhua sab uas yog perpendicular rau sab ntawd.

Ua kom pom qhov no, lub hauv paus ntawm hexagonal prism yog dab tsi?

Hexagon

Yuav ua li cas kuv xam qhov cheeb tsam ntawm ib qho tsis xwm yeem?

Muaj qee lub sij hawm thaum koj yuav tsum nrhiav qhov cheeb tsam ntawm a puab uas tsis yog ib txwm puab . Ib txoj kev rau nrhiav tus cheeb tsam ntawm ib irregular puab yog faib cov puab ua me cov duab qhov koj muaj qauv rau. Ces koj nrhiav tau cheeb tsam ntawm tag nrho cov me cov duab thiab ntxiv tag nrho koj thaj chaw ua ke.

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