Answer:
To prove a quadrilateral is a rhombus, here are three approaches:
- Show that the shape is a parallelogram with equal length sides;
- Show that the shape is a parallelogram with equal length sides; Show that the shape's diagonals are each others' perpendicular bisectors; or
- Show that the shape is a parallelogram with equal length sides; Show that the shape's diagonals are each others' perpendicular bisectors; orShow that the shape's diagonals bisect both pairs of opposite angles.
