How kuverenga nzvimbo imwe rectangle: zano rinoshanda

Mumwe wokutanga payakavakirwa, icho akadzidza mu masvomhu ndechokuti sei kuverenga nzvimbo yacho rectangle. Ndirwowo inonyanyoshandiswa kushandiswa. Rectangular hukawanika yakatipoteredza, saka kazhinji zvakakodzera kuziva nzvimbo yavo. Kana chete kuwana pachava zvakakwana rinowanikwa pamberi pendi kuti kupenda uriri.

Iyo nzvimbo dzakabatana varipo?

Kana isu kutaura mumwe vagamuchirwa International, richava mativi mita. Izvi zvinobatsira pakuverenga nzvimbo porusvingo, sirin'i kana uriri. Ivo anoratidza nzvimbo pokugara.

Kana totaura zvinhu zviduku, kupinda mativi decimeters, masendimita kana millimeters. Recent zvinodiwa, kana nhamba pasina kupfuura nzara.

Kana kuyera nzvimbo yeguta kana nyika dziri kupfuura yakakodzera pachivara makiromita. Asi kunewo zviumbu kuti anoshandiswa kutaridzwa kukura kwenzvimbo: ap uye hectare. Chokutanga izvi anonziwo ruka.

Zvakadini kana yakatarwa pakati rectangle?

Ndiwo nyore nzira sei kuverenga nzvimbo imwe rectangle. Simply vawande vaviri anozivikanwa kwazvo: kureba uye upamhi. The yemaitiro anotarira seizvi: S = A * B. Pano tsamba A uye B vari akasarudzwa urefu uye upamhi.

Saizvozvowo, vakaverenga nzvimbo yaiungana, inova nyaya inokosha mumwe rectangle. Sezvo ane mativi ose akaenzana, ipapo chigadzirwa anova tsamba imwe sikweya.

Zvakadini kana nhamba vanoratidzwa girafu papepa?

In izvi zvakafanira kuti kuvimba nhamba masero mukati chimiro. Nokuwanda anongonzi ngaaverenge nzvimbo imwe rectangle. Asi ichi chinogona kuitwa kana panhivi rectangle uwirirane sero mitsetse.

Kazhinji chinobatanidza nzvimbo rectangle umo mativi ayo kurerekera panyaya bepa razlinovke. Zvadaro, sero nhamba zvakaoma kuziva, saka kuverenga kunzwisisa nharaunda yacho rectangle.

Unofanira kutanga kuwana nzvimbo rectangle, izvo vanogona kuwana munhu ari muchitokisi chaiyo kumativi ichi. Zviri nyore: vawande pakakwirira uye upamhi. Ipapo zvichiguma tsika subtracted kubva zvachose nzvimbo rectangular zvokuridza. Uye vana vavo. Nenzira dzavo, dzaona sezvo hafu zvibereko makumbo.

Kwokupedzisira mugumisiro achapa kukosha nzvimbo yacho rectangle.

Zvokuita, kana mapato vasingazivikanwi, asi vakapa kwayo ukuru, kundosvikazve pakona pakati diagonals?

Asati sei kuwana nzvimbo imwe rectangle, mumamiriro ezvinhu aya tinofanira kuverenga rwake, kuti kushandisa runozivikanwa payakavakirwa. Pakutanga anofanira kuyeuka ake pfuma diagonals. Vachaenzana uye kugoverana pfungwa mharadzano vaviri. Inogona kuonekwa mufananidzo kuti Tsanga yacho yaichekwa vagovane rectangle kupinda isosceles zvina zvokuridza kuti vakaenzana nomumwe.

Kuenzana mativi Triangle richinzi hafu diagonal, iyo inozivikanwa. Kureva kuti, triangle ose ane mbiri panhivi, kundosvikazve pakona pakati pavo, izvo anopiwa dambudziko. Unogona kushandisa theorem no kuti cosines.

Rumwe rectangle rinowanikwa maererano nzira umo vazvionere zvakaenzana panhivi Triangle, uye zvakafanorongwa angled cosine. Kuverenga kukosha yechipiri vane kutora cosine ari pakona 180 akaenzana musiyano uye anozivikanwa yorusvingo.

Zvino dambudziko sei kuverenga nzvimbo imwe rectangle, ipfupi kuti muzo- chokuwanziridza vemapato maviri akagamuchira.

Zvokuita kana akapiwa mukomberedzo mune dambudziko?

Kazhinji, vari mumamiriro ezvinhu izvozvo kwairatidza reshiyo uye ane urefu uye upamhi. Mubvunzo sei kuverenga nzvimbo ine rectangle, muchiitiko ichi zviri nyore chete muenzaniso kongiri.

Kufunga kuti dambudziko iri mukomberedzo ane rectangle 40 cm. Zvinonzi aizivikanwawo kuti kureba rimwe nehafu nguva upamhi. Unofanira kuziva nzvimbo yaro.

Solution dambudziko rinotanga mukomberedzo fomura mukova. pendi Its yakakunakira sezvo Verengai urefu uye upamhi, rimwe nerimwe kane maviri nomumwe. Ndiwo mukana wokuti vanhu vanga wokutanga munyika zvinofanira kugadziriswa.

Wechipiri nokuda anozivikanwa mamiriro mativi reshiyo. Wokutanga divi, i.e. kureba, akaenzana chigadzirwa rechipiri (upamhi) uye uwandu 1.5. mukana wokuti vanhu vanga ichi inofanira kuchiiswa kupinda nzira nokuda mukomberedzo.

Zvakaratidza kuti akaenzana mubatanidzwa monomials maviri. Origin - 2 uye kungoerekana zvisingazivikanwi upamhi, wechipiri - zvinobikwa nhamba 2 1.5 uye zvakafanana upamhi. In mukana wokuti vanhu vanga ichi, mumwe asingazivikanwi chete - ndiye upamhi. Zvakakosha kuverenga, uye ipapo kushandisa mukana wokuti vanhu vanga rechipiri kuverenga urefu. Zvichaita chete muwande nhamba mbiri idzi kuwana nzvimbo imwe rectangle.

Masvomhu ipai tsika dzakadaro: upamhi - 8 cm kureba - 12 cm uye nharaunda - 96 masendimita ^2. The wokupedzisira nhamba - mhinduro dambudziko iri.