Isosceles trapezoids muaj ob sab uas yog qhov sib txawv thiab sib npaug. Lub kaum sab xis nyob ib sab ntawm txhua sab uas tsis yog sib npaug yog ntxiv. Cov ces kaum uas nyob ib sab mus rau txhua qhov sib npaug sab yog congruent. Cov sab tsis sib xws muaj qhov ntev.
Dab tsi yog sab tsis sib luag ntawm lub trapezoid hu ua?
Ib lub trapezoid, tseem hu ua lub trapezium hauv qee lub tebchaws, yog plaub plaub fab uas muaj ib khub ntawm qhov sib npaug. Cov sab uas tsis sib xws yog hu ua lub hauv paus thiab cov tsis sib xws yog ob txhais ceg ntawm lub trapezoid.
Puas yog ob sab tsis sib luag ntawm ib qho isosceles trapezoid congruent?
Nyob rau hauv ib lub trapezoid, txhua sab yog qhov ntev sib txawv thiab kab pheeb ces kaum tsis sib haum, whereas, nyob rau hauv ib qho isosceles trapezoid cov sab tsis sib xws yog sib npaug, lub hauv paus kaum sab xis yog sib npaug, lub diagonals yog congruent thiab opposite ces kaum yog supplementary.
Dab tsi yog sab congruent hu ua hauv isosceles trapezoid?
Isosceles trapezoids muaj qhov tsis sib xws uas yog qhov ntev. Cov sab sib npaug no qee zaum hu ua "ceg."
Puas yog cov sab tsis sib luag ntawm lub trapezoid sib npaug?
A Trapezoid (American English) lossis Trapezium (British English) yog ib lub quadrilateral uas muaj ob sab sib luag thiab ob tsis sib luag. … Yog hais tias ob sab uas tsis yog sib npaug sib npaug, lub trapezoid hu ua isosceles trapezoid. Hauv ibisosceles trapezoid, txhua khub ntawm lub hauv paus kaum sib npaug.
