Lub centroid ntawm daim duab peb sab yog qhov taw tes uas peb qhov nruab nrab coincide.
Tus qauv rau nruab nrab ntawm daim duab peb sab yog dab tsi?
Tom qab ntawd, peb tuaj yeem suav qhov nruab nrab ntawm daim duab peb sab los ntawm kev siv qhov nruab nrab ntawm x qhov chaw thiab y qhov chaw ntawm tag nrho peb qhov vertices. Yog li, cov mis centroid tuaj yeem ua lej raws li G(x, y)=((x1 + x2 + x3)/3, (y1 + y2 + y3)/3).
Dab tsi yog cov khoom ntawm centroid ntawm daim duab peb sab?
Khoom ntawm Centroid ntawm daim duab peb sab
- Lub centroid tseem hu ua qhov chaw geometric ntawm cov khoom.
- Lub centroid ntawm daim duab peb sab yog qhov taw qhia ntawm kev sib tshuam ntawm tag nrho peb qhov nruab nrab ntawm daim duab peb sab.
- Cov neeg nruab nrab muab faib ua 2: 1 piv los ntawm centroid.
- Qhov nruab nrab ntawm daim duab peb sab ib txwm nyob hauv daim duab peb sab.
Dab tsi yog qhov nruab nrab ntawm daim duab peb sab Chav Kawm 10?
Lub centroid ntawm daim duab peb sab yog ib qho ntawm cov ntsiab lus ntawm concurrency ntawm daim duab peb sab. Nws yog lub ntsiab lus uas tag nrho peb qhov nruab nrab ntawm daim duab peb sab sib tshuam. Qhov nruab nrab yog ib feem ntawm kab uas tau kos los ntawm ib qho vertex mus rau nruab nrab ntawm sab nraud.
Puas yog centroid qhov nruab nrab ntawm daim duab peb sab?
Lub centroid ntawm daim duab peb sab yog qhov nruab nrab ntawm daim duab peb sab. Nws raug xa mus rau qhov point ntawm concurrency ntawm nruab nrab ntawm ib daim duab peb sab.
