• Quad.
• P.
• Square
• Rectangle
• Rhombus
• Rhomboid
• Trapezoid
• Pentagon
• Hexagon

A rhombus has four equal sides and equal opposite angles.

The diagonals of a rhombus are perpendicular and the bisectors of the angles.

Area of a Rhombus

The area of a rhombus is equal to the length of the larger diagonal multiplied by the smaller diagonal, divided by two.

Examples

Find the area and perimeter of a rhombus whose diagonals are 30 and 16 cm, and its side measures 17 cm.

Calculate the side of a rhombus, knowing that the diagonals are 30 and 16 cm.

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