Hauv Is Nrias teb thiab Tebchaws Askiv, lawv hais trapezium ; Nyob rau hauv Teb Chaws Asmeskas, trapezium feem ntau txhais tau hais tias lub quadrilateral uas tsis muaj qhov sib luag.) Ib qho isosceles trapezoid isosceles trapezoid Nrhiav lub kaum sab xis hauv lub trapezoid: Piv txwv nqe lus nug 4
Kev piav qhia: Tag nrho cov quadrilaterals 'sab hauv kaum sib npaug rau 360 °. Hauv isosceles trapezoids, ob lub kaum sab saum toj yog sib npaug rau ib leeg. Ib yam li ntawd, ob lub kaum sab xis hauv qab yog qhov sib npaug. https://www.varsitytutors.com › act_math-help › how-to-find-…
ACT Math: Yuav ua li cas nrhiav lub kaum sab xis hauv lub trapezoid - Varsity Tutors
yog ib lub trapezoid uas tsis yog qhov sib npaug ntawm sab yog congruent.
Quadrilaterals tsis muaj ob sab sib luag?
Kev piav qhia: Lub ntsiab lus Asmeskas rau cov plaub hau plaub hau yog lub trapezium, thiab cov lus Askiv yogtrapezoid. Nws yog quadrilateral uas tsis muaj qhov sib npaug.
Dab tsi quadrilateral tsis muaj ob qho tib si los yog sab perpendicular?
A trapezoid is a quadrilateral with no parallel side.
Puas kite muaj ob sab sib npaug?
Kites tsis muaj ob sab sib luag, tab sis lawv muaj ob sab sib xws. Kites yog txhais los ntawm ob khub ntawm congruent sab uas nyob ib sab ntawm ib leeg, tsis yog opposite ib leeg. … Lub kaum sab xis uas tsis yog vertex ntawm kite yog nruab nrab ntawm ob sab ntawm _ ntev.
Puas rhombus muaj ob tog sib npaug?
Txhua lub rhombus muaj ob kab pheeb ces kaumtxuas khub ntawm opposite vertices, thiabob khub ntawm qhov sib luag. … Ob kab diagonals ntawm ib lub rhombus yog perpendicular; uas yog, lub rhombus yog ib qho orthodiagonal quadrilateral. Nws diagonals bisect opposite ces kaum.
