Answer With Explanation:
→→Properties of Rhombus
1. All Sides are Equal.
2. Diagonals Bisect each other at Right Angles.
3.Opposite angles are Equal.
4. Opposite Sides are parallel.
So, Among the Four Options Given
Option B: All angles are congruent. is not the property Satisfied by Rhombus.
In Rhombus Opposite Angles are Congruent.