rhombus

an oblique-angled parallelogram having four equal sides

Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

rhombus

[′räm·bəs]

(mathematics)

A parallelogram with all sides equal. Also known as rhomb.

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Rhombus

a plane quadrangle with equal sides (Figure 1). It may be regarded as the special case of the parallelogram where two adjacent sides are equal, the diagonals are perpendicular,

Figure 1

or a diagonal bisects the angles of the vertices that it joins. A rhombus with right angles is called a square.

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References in periodicals archive

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