Top Ten Properties of a Rhombus

1. A rhombus falls in the quadrilateral family so it has four sides.

2. A rhombus is also a parallelogram and has the properties of a parallelogram

3. A rhombus has congruent opposite sides that are parallel

4. All four sides of a rhombus are congruent

5. Opposite angles in a rhombus are congruent.

6. The diagonals of a rhombus are perpendicular.

7. The diagonals cross and make four right angles.

8. The perimeter of a rhombus equals 4 x one side

9. The area of a rhombus equals ½(Diagonal 1* Diagonal 2) or Base * Height (not the length of the side but the altitude)

10. The diagonals create four congruent triangles that reflect upon each other

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