Cov txheej txheem:
Video: Dab tsi yog qhov ntawm daim duab peb sab?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Ib feem ntawm daim duab peb sab
- Nyob ib sab. Ob sab ntawm a daim duab peb sab uas daim ntawv aparticular vertex raug xa mus raws li nyob ib sab ntawm lub kaum sab xis.
- Tawm tsam.
- Puag.
- Apex.
- Qhov siab.
- Isosceles Daim duab peb sab .
- Sib npaug Daim duab peb sab .
- Scalene Daim duab peb sab .
Tsis tas li ntawd, 6 ntu ntawm daim duab peb sab yog dab tsi?
Lub rau cov ntsiab lus ntawm daim duab peb sab yog nws peb sab thiab peb sab. Cov kab ntu txuas nrog lub vertex ntawm a daim duab peb sab mus rau nruab nrab taw tes ntawm nws opposite sab yog hu ua amedian ntawm lub daim duab peb sab.
Tsis tas li ntawd, sab ntawm daim duab peb sab yog dab tsi? Txhua daim duab peb sab muaj peb sab thiab peb tog, qee qhov yuav zoo ib yam. Cov sab ntawm daim duab peb sab raug muab cov npe tshwj xeeb hauv cov cai daim duab peb sab , nrog cov sab opposite lub kaum sab xis yog hu ua lub hypotenuse thiab lwm yam ob sab raug hu ua ob txhais ceg. Tag nrho daim duab peb sab yog convex andbicentric.
Ib sab saum toj no, pes tsawg feem nyob hauv daim duab peb sab?
6 ntu
Dab tsi yog cov ntsiab lus ntawm daim duab peb sab hu ua?
Txhua lub ces kaum muaj a taw tes thiab lub kaum sab xis. Txhua yam ntawm no cov ntsiab lus yog hu ua ib vertex. Feem ntau daim ntawv ntawmvertex yog vertices. Yog li txoj kev hais lus zoo yuav yog, a daim duab peb sab Nws muaj 3 qhov chaw thiab 3 lub kaum ntse ntse.
Pom zoo:
Dab tsi yog peb seem ntawm daim duab peb sab semantic?
Lub Semantic Daim duab peb sab ntawm lub ntsiab lus muaj peb ntu. Cim npe, siv (xav), thiab xa mus
Dab tsi yog equidistant los ntawm peb sab ntawm daim duab peb sab?
Lub ntsiab lus uas sib npaug rau txhua sab ntawm daim duab peb sab yog hu ua incenter: Ib qho nruab nrab yog ib qho kab uas muaj ib qho ntawm nws qhov kawg ntawm lub vertex ntawm daim duab peb sab thiab lwm qhov kawg ntawm qhov nruab nrab ntawm sab opposite lub vertex. Peb qhov nruab nrab ntawm ib daim duab peb sab sib ntsib hauv centroid
Vim li cas nws thiaj li hais tias lub Orthocenter ntawm daim duab peb sab obtuse yuav tsum nyob rau sab nraud ntawm daim duab peb sab?
Nws hloov tawm tias tag nrho peb qhov siab ib txwm sib tshuam ntawm tib lub ntsiab lus - lub npe hu ua orthocenter ntawm daim duab peb sab. Lub orthocenter tsis yog ib txwm nyob hauv daim duab peb sab. Yog tias daim duab peb sab yog obtuse, nws yuav nyob sab nraud. Txhawm rau ua kom qhov no tshwm sim cov kab qhov siab yuav tsum tau txuas ntxiv kom lawv hla
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
Dab tsi yog kev sib raug zoo ntawm sab nrauv thiab sab hauv lub kaum sab xis ntawm daim duab peb sab?
Cov kaum sab hauv yog hu ua Sab hauv cov ces kaum. Cov lej ntawm cov kaum sab hauv ntawm daim duab peb sab yog ib txwm 180 degrees. Lub kaum sab nrauv yog lub kaum sab xis ntawm ib sab ntawm ib qho duab, thiab ib txoj kab txuas ntxiv los ntawm sab tom ntej. Qhov sib npaug ntawm lub kaum sab nrauv thiab nws lub kaum sab hauv uas nyob ib sab kuj yog 180 degrees