Origin of parallelogramFrench parallélogramme from Classical Latin parallelogrammum from Classical Greek parall?logrammon from parall?los, parallel + gramm?, stroke in writing: see gram
The definition of a parallelogram is a four-sided plane with opposite sites which are equal and parallel.
A rectangle is an example of a parallelogram.
A four-sided plane figure with opposite sides parallel.
Origin of parallelogramLate Latin parallēlogrammum from Greek parallēlogrammon from neuter sing. of parallēlogrammos bounded by parallel lines parallēlos parallel ; see parallel . grammē line ; see gerbh- in Indo-European roots.
- (iv) Parallelogram: two opposite sides a and a, distance between them h.
- The fundamental postulate of this part of our subject is that the two forces acting on a particle may be compounded by the parallelogram rule.
- It is in shape an irregular parallelogram, divided into two nearly equal parts by the range of the Eastern Ghats, which intersects it throughout its entire length.
- Further, at any one of the centres of load let PL represent the magnitude and direction of the gross load, and Pa, Pb the two resistances by which the piece to which that load is applied is supported; then wifl those three lines be respectively the diagonal and sides of a parallelogram; or, what is the same thing, they will be equal to the three sides of a triangleS and they must be in the same plane, although the sides of the polygon of resistances may be in different planes.
- Thus if a lacquer box in the form of a parallelogram is the object, Japanese artists will not divide it in two equal parts by a perpendicular line, but by a diagonal, as offering a more pleasing line and division.