Lub orthocenter orthocenter 2. Yog tias daim duab peb sab yog daim duab peb sab obtuse, lub orthocenter nyob sab nraum daim duab peb sab. … Yog hais tias daim duab peb sab yog daim duab peb sab txoj cai, lub orthocenter nyob ntawm lub vertex ntawm lub kaum sab xis. https://jwilson.coe.uga.edu › DeGeorge › Orthocenters
Lub orthocenter ntawm daim duab peb sab yog kev sib tshuam ntawm peb qhov siab ntawm …
yog qhov nruab nrab ntawm daim duab peb sab tsim los ntawm kev nrhiav qhov siab ntawm txhua sab. Qhov siab ntawm ib daim duab peb sab yog tsim los ntawm kev xa ib kab los ntawm txhua qhov vertex uas yog perpendicular mus rau sab nraud. Ib qhov siab ntawm daim duab peb sab qee zaum hu ua qhov siab.
Koj pom qhov nruab nrab ntawm daim duab peb sab li cas?
Yuav kom pom qhov nruab nrab ntawm txhua daim duab peb sab, txhim kho kab ntu los ntawm qhov ntsug ntawm cov kaum sab hauv ntawm daim duab peb sab mus rau qhov nruab nrab ntawm lawv cov lus rov qab. Cov kab no yog cov nruab nrab. Lawv txoj kev sib tshuam yog qhov chaw nruab nrab.
Dab tsi yog qhov chaw nruab nrab ntawm daim duab peb sab?
Lub centroid ntawm daim duab peb sab yog kev sib tshuam ntawm peb qhov nruab nrab ntawm daim duab peb sab(txhua qhov nruab nrab txuas ib lub vertex nrog rau nruab nrab ntawm sab nraud).
Puas yog nruab nrab ntawm daim duab peb sab?
Lub centroid tseem hu ua qhov chaw geometric ntawm cov khoom. Nws yog lub ntsiab lus ntawm kev sib tshuam ntawm tag nrho peb qhov nruab nrab ntawm daim duab peb sab. Cov neeg nruab nrab tau muab faib ua 2: 1 piv los ntawm centroid. Lub centroid ntawm daim duab peb sab yogib txwm nyob hauv daim duab peb sab.
4 daim duab peb sab yog dab tsi?
Plaub lub chaw qub yogdaim duab peb sab centroid, incenter, circumcenter, thiab orthocenter.
