Vim li cas lub incenter ib txwm nyob hauv daim duab peb sab?

Cov txheej txheem:

Vim li cas lub incenter ib txwm nyob hauv daim duab peb sab?
Vim li cas lub incenter ib txwm nyob hauv daim duab peb sab?

Video: Vim li cas lub incenter ib txwm nyob hauv daim duab peb sab?

Video: Vim li cas lub incenter ib txwm nyob hauv daim duab peb sab?
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Lub incenter yog qhov chaw peb sab kawg uas peb yuav tshawb xyuas. Nws yog lub ntsiab lus tsim lub hauv paus chiv keeb ntawm ib lub voj voog inscribed hauv daim duab peb sab. Zoo li lub centroid, lub incenter ib txwm nyob hauv daim duab peb sab. Nws yog tsim los ntawm kev noj cov kev sib tshuam ntawm lub kaum sab xis ntawm peb lub voj voos ntawm daim duab peb sab

Puas Incentre ib txwm nyob hauv daim duab peb sab?

Incenters, zoo li centroids, yog ib txwm nyob hauv lawv daim duab peb sab Daim duab saum toj no qhia ob daim duab peb sab nrog lawv cov incenters thiab inscribed voj voog, los yog incircles (lub voj voog kos hauv daim duab peb sab yog li lub voj voog NW nyuam qhuav pib. kov ob sab ntawm txhua daim duab peb sab). Lub incenters yog qhov chaw ntawm lub incircles.

Yuav ua li cas nyob hauv daim duab peb sab?

Lub incenter yog lub ntsiab lus ntawm concurrency ntawm lub kaum sab xis ntawm txhua lub kaum sab hauv ntawm daim duab peb sab. Hauv lwm lo lus, lub ntsiab lus uas peb lub kaum sab xis ntawm lub kaum sab xis ntawm daim duab peb sab sib ntsib yog hu ua incenter. Lub incenter ib txwm nyob hauv daim duab peb sab.

Puas yog qhov nruab nrab ntawm daim duab peb sab nyob sab nraum daim duab peb sab?

Lub incenter yog ib txwm nyob hauv daim duab peb sab sab hauv, tsis hais seb daim duab peb sab yog hom twg.

Lub incenter nyob qhov twg hauv daim duab peb sab?

Lub incenter ntawm ib daim duab peb sab yog inside ntawm daim duab peb sabLub incenter ntawm ib daim duab peb sab yog sab hauv ntawm daim duab peb sab. Lub incenter ntawm daim duab peb sab obtuse yog sab hauv ntawm daim duab peb sab. Qhov nruab nrab ntawm daim duab peb sab yog ib txwm nyob rau hauv daim duab peb sab, thiab nws txav raws kab nkhaus mus rau sab.

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