Question

ABCD is a rhombus. prove that AB2 +BC2 + CD2 + DA2 = AC2 +BD2.

Answer 1

Answer:

Step-by-step explanation:

Dont forget basic rules of rhombus which are as follows:-

1) all sides are equal

2) diagonals meets at 90 degree

..... well this isnt a rule but ao=od nd ao=bo according to the question