Question

Diagonals bisect each other and are at right angles in a​

Answer 1

Answer:

 A quadrilateral whose diagonals bisect each other

at right angles

Theorem

A quadrilateral whose diagonals bisect each other at right angles is a rhombus.

Step-by-step explanation:

In any parallelogram, the diagonals (lines linking opposite corners) bisect each other. That is, each diagonal cuts the other into two equal parts.