prove that diagonals of rhombus bisect each oher at 90
Here's the link for the solution of your query:
https://www.meritnation.com/ask-answer/question/prove-that-the-diagonals-of-a-rhombus-bisect-each-other/mensuration/6662637
https://www.meritnation.com/ask-answer/question/prove-that-the-diagonals-of-a-rhombus-bisect-each-other/mensuration/6662637