ABCD is a rhombus.Prove that `AB^(2) + BC^(2) +CD^(2) + DA^(2) = AC^(2) + BD^(2)`
Channel: Doubtnut
Date: 2020-05-09

ABCD is a rhombus.Prove that `AB^(2) + BC^(2) +CD^(2) + DA^(2) = AC^(2) + BD^(2)`