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Dab tsi yog qhov ntim ntawm daim duab peb sab prism?
Dab tsi yog qhov ntim ntawm daim duab peb sab prism?

Video: Dab tsi yog qhov ntim ntawm daim duab peb sab prism?

Video: Dab tsi yog qhov ntim ntawm daim duab peb sab prism?
Video: Yuav ua li cas thiaj khiav dim lub ntiajteb no 2024, Kaum ib hlis
Anonim

Cov ntim ntawm a daim duab peb sab prism tuaj yeem nrhiav tau los ntawm kev sib npaug ntawm lub hauv paus lub sij hawm qhov siab. Ob daim duab ntawm lub Daim duab peb sab prisms hauv qab no qhia tib cov qauv. Cov mis, feem ntau, yog thaj tsam ntawm lub hauv paus (daim duab peb sab liab hauv daim duab sab laug) lub sij hawm qhov siab, h.

Ua raws li qhov no hauv kev xav, koj yuav ua li cas thiaj nrhiav tau qhov ntim ntawm daim duab peb sab prism?

Yuav xam cov ntim ntawm ib daim duab peb sab prism , ntsuas qhov dav thiab qhov siab ntawm a daim duab peb sab puag, ces muab lub hauv paus los ntawm qhov siab los ntawm 1/2 mus rau txiav txim tus daim duab peb sab cheeb tsam. Tom ntej no, ntsuas qhov siab ntawm lub daim duab peb sab prism thiab muab qhov no los ntawm cov daim duab peb sab cheeb tsam kom tau qhov ntim.

Koj pom qhov ntim ntawm daim duab peb sab prism Qib 8 li cas? Cov ntim ntawm ib daim duab peb sab prism tuaj yeem nrhiav tau los ntawm kev sib npaug ntawm lub hauv paus lub sij hawm qhov siab. Ob daim duab ntawm lub Daim duab peb sab prisms hauv qab no qhia tib cov qauv. Cov mis, feem ntau, yog thaj tsam ntawm lub hauv paus (liab daim duab peb sab hauv daim duab sab laug) lub sij hawm qhov siab, h.

Ib sab saum toj no, qhov ntim ntawm lub prism yog dab tsi?

Cov mis rau lub ntim ntawm ib prism yog V = Bh, qhov B yog qhov chaw hauv paus thiab h yog qhov siab. Lub hauv paus ntawm prism yog ib daim duab plaub. Qhov ntev ntawm daim duab plaub yog 9 cm thiab qhov dav yog 7 cm.

Kuv yuav xam qhov ntim ntawm prism li cas?

Txoj Kev 3 xam qhov ntim ntawm Rectangular Prism

  1. Sau cov qauv los nrhiav qhov ntim ntawm ib lub prism. Cov mis tsuas yog V = ntev * dav * qhov siab.
  2. Nrhiav qhov ntev.
  3. Nrhiav qhov dav.
  4. Nrhiav qhov siab.
  5. Muab qhov ntev, qhov dav, thiab qhov siab.
  6. Qhia koj cov lus teb hauv cubic units.

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