Heron's formula hais tias thaj tsam ntawm daim duab peb sab uas nws sab muaj qhov ntev a, b, thiab c yog. qhov twg s yog ib nrab ntawm daim duab peb sab; uas yog, Heron's formula kuj sau tau li.
S nyob rau hauv lub cev Heron yog dab tsi?
Tus s hauv Heron cov qauv qhia txog ib nrab ntawm ib lub voj voog, nws thaj chaw yuav tsum tau ntsuas. Semi-perimeter yog sib npaug rau cov lej ntawm tag nrho peb sab ntawm daim duab peb sab muab faib los ntawm 2.
S sawv cev rau dab tsi hauv cheeb tsam formula?
Ntau cov qauv rau thaj tsam ntawm ib qho chaw tau muab hauv qab no. Rau cov lus hauv qab no, h=qhov siab ntawm cov khoom. s=slant height. P=perimeter lossis ncig ntawm lub hauv paus.
S hauv daim duab peb sab yog dab tsi?
Muaj ntau txoj hauv kev los suav thaj tsam ntawm daim duab peb sab. Lwm qhov yog Heron tus qauv uas muab thaj tsam ntawm peb sab ntawm daim duab peb sab, tshwj xeeb, raws li lub hauv paus square ntawm cov khoom s(s - a)(s - b)(s - c) qhov twg s yog lub semiperimeter ntawm cov khoom. daim duab peb sab, uas yog, s=(a + b + c)/2 …
2s hauv daim duab peb sab yog dab tsi?
Teb: S yog thaj tsam ib puag ncig. Vam tias nws yuav pab tau koj ☺ ❣️ ❤️
