Video: Circumcenter txhais li cas?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Txhais ntawm ncig .: lub ntsiab lus ntawm qhov perpendicular bisectors ntawm ob sab ntawm daim duab peb sab sib tshuam thiab uas yog equidistant los ntawm peb vertices.
Dhau li ntawm no, lub ntsiab lus ntawm Circumcentre yog dab tsi?
Ib qho ntawm ntau qhov chaw hauv daim duab peb sab tuaj yeem muaj, qhov ncig yog lub ntsiab lus uas lub perpendicular bisectors ntawm daim duab peb sab sib tshuam. Cov ncig kuj yog qhov chaw nruab nrab ntawm daim duab peb sab lub voj voog - lub voj voog uas hla tag nrho peb ntawm daim duab peb sab lub vertices.
Tsis tas li ntawd, cov khoom ntawm Circumcenter yog dab tsi? Cov ncig yog nyob rau ntawm kev sib tshuam ntawm lub perpendicular bisectors ntawm daim duab peb sab sab. Cov ncig ntawm ib daim duab peb sab txoj cai ntog rau sab opposite lub kaum sab xis. Lub incenter ntawm daim duab peb sab yog ib txwm nyob rau hauv nws. Lub incenter yog qhov twg tag nrho cov bisectors ntawm lub kaum sab xis ntawm daim duab peb sab sib ntsib.
Ntxiv mus, Circumcenter txhais li cas hauv lej?
Circumcenter . Feem ntau siv rau daim duab peb sab, tab sis kuj rau cov polygons tsis tu ncua. Lub ntsiab lus uas peb lub perpendicular bisectors ntawm ob sab ntawm daim duab peb sab sib ntsib. Tsis tas li ntawd, qhov chaw ntawm lub voj voog. Ib qho ntawm daim duab peb sab cov ntsiab lus ntawm concurrency.
Orthocentre txhais li cas?
Cov orthocenter yog lub ntsiab lus ntawm concurrency ntawm peb qhov siab ntawm ib daim duab peb sab. Txij li thaum ib daim duab peb sab muaj peb vertices, nws kuj muaj peb qhov siab. Qhov siab yog txhais raws li ib feem ntawm qhov txuas tau kos los ntawm lub vertex ntawm daim duab peb sab mus rau kab uas muaj qhov sib txawv.
Pom zoo:
Koj txhais qhov hnyav txhais li cas?
Cov ntsiab lus. Weighted Mean: Ib qho txhais tau tias qee qhov txiaj ntsig pab ntau dua li lwm tus. Thaum qhov hnyav ntxiv rau 1: tsuas yog muab txhua qhov hnyav los ntawm tus nqi sib xws thiab suav tag nrho. Txwv tsis pub, muab txhua qhov hnyav w los ntawm nws qhov sib piv tus nqi x, suav tias tag nrho, thiab faib los ntawm qhov sib npaug ntawm qhov hnyav: Qhov Ntsuas Ntsuas = ΣwxΣw
Cov ntsiab lus hydrophilic thiab hydrophobic txhais li cas thiab lawv cuam tshuam li cas?
Hydrophobic txhais tau hais tias cov molecule yog "ntshai" dej. Cov tails ntawm phospholipid yog hydrophobic, txhais tau tias lawv nyob hauv daim nyias nyias. Hydrophilic txhais tau hais tias cov molecule muaj affinity rau dej
Vim li cas nws tseem ceeb kom paub tias koj txhais li cas ntxiv?
Txhais qhov seem. Kev txhais cov lus tseem ceeb yog qhov tseem ceeb thaum koj faib ua lej vim tias koj tuaj yeem tau txais qhov teeb meem tsis raug yog tias koj tsis txhais cov seem kom raug. Piv txwv li, nyob rau hauv ib lo lus teeb meem koj yuav tsum tau faib thiab faib tawm rau koj nrog ib tug seem thiab koj yuav tsum tau muab sau tseg
Koj txhais li cas los ntawm lo lus txhais?
Lub ntsiab lus txhais yog ib nqe lus ntawm lub ntsiab lus ntawm ib lo lus (ib lo lus, kab lus, lossis lwm yam cim). Cov lus txhais tau muab faib ua ob pawg loj, cov ntsiab lus tsis txaus ntseeg (uas sim muab lub ntsiab lus ntawm lub ntsiab lus) thiab cov ntsiab lus txuas ntxiv (uas sim sau cov khoom uas ib lo lus piav qhia)
Txhais tau li cas los txhais ib daim duab peb sab?
Kev txhais lus. Kev txhais lus yog ib qho kev hloov pauv uas tshwm sim thaum ib daim duab tau txav los ntawm ib qho chaw mus rau lwm qhov chaw yam tsis tau hloov nws qhov loj, duab lossis kev taw qhia. Txhawm rau txhais cov ntsiab lus P (x, y), ib chav nyob sab xis thiab b units, siv P'(x + a, y + b)