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Ton4. ABCD is a quadrilateral.Is AB + BC + CD + DA> AC + BD?5. ABCD is quadrilateral. IsAB + BC + CD + DA<2 (AC + BD)?

Answer»

AB < AC _______(1), BC < AC ___________(2) ABCD IS quadratilateral ABCD DA < BD____________(3), CD< BD____________(4); AB + BC + CD + DA<(AC + AC) + ( BD + BD)= AB+ BC + CD + DA<2(AC + BD)



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