Video: Dab tsi yog cov duab ntawm parallelogram?
2024 Tus sau: Edward Hancock | [email protected]. Kawg hloov kho: 2023-12-16 01:32
Parallelograms yog cov duab uas muaj plaub sab nrog ob khub ntawm sab uas yog parallel. Cov plaub Cov duab uas ua tau raws li qhov yuav tsum tau ua ntawm parallelogram yog square, duab plaub, rhombus, thiab rhomboid . Ib tug rhombus zoo li ib tug slanted square, thiab a rhomboid zoo li ib daim duab plaub.
Ib yam li ntawd, lub parallelogram zoo li cas?
A Parallelogram yog ib tug tiaj tus duab nrog opposite sab parallel thiab sib npaug ntawm qhov ntev. Lub kaum sab xis "a" thiab "b" ntxiv txog 180 °, yog li lawv yog cov ces kaum ntxiv. CEEB TOOM: Squares, Rectangles thiab Rhombuses yog tag nrho Parallelograms !
Tom qab ntawd, lo lus nug yog, cov duab dab tsi yog rhombus? Rhombus yog ib lub tiaj tiaj nrog 4 sib npaug ncaj sab . Tawm tsam sab yog parallel, thiab opposite lub kaum sab xis yog sib npaug (nws yog Parallelogram). Thiab cov kab pheeb ces kaum "p" thiab "q" ntawm lub rhombus bisect ib leeg ntawm txoj cai lub kaum sab xis.
Cov lus nug tseem yog, cov duab dab tsi yog quadrilaterals?
A quadrilateral yog plaub-sided polygon nrog plaub lub kaum sab xis. Muaj ntau hom quadrilaterals . Cov tsib hom ntau tshaj plaws yog cov parallelogram, daim duab plaub, square, trapezoid, thiab rhombus.
Dab tsi yog qhov piv txwv ntawm lub neej tiag tiag ntawm parallelogram?
A parallelogram muaj plaub sab, thiab sab opposite ib leeg yog parallel (lawv tsis sib tshuam). Piv txwv ntawm parallelograms suav nrog squares, rhombuses, thiab duab plaub.
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