Parallelogram  math word definition  Math Open Reference
A parallelogram is a quadrilateral with opposite sides parallel.But there are various tests that can be applied to see if something is a parallelogram. It is the "parent" of some other quadrilaterals, which are obtained by adding restrictions of various kinds:
Parallelogram  Define Parallelogram at Dictionary.com
The town was a small one, and the fort one of the ordinary native forts, built in a parallelogram with flanking towers.
Parallelogram  Definition of Parallelogram by MerriamWebster
Parallelogram definition is  a quadrilateral with opposite sides parallel and equal. How to use parallelogram in a sentence.
Area of a parallelogram. Definition and formula  Math ...
Area formula The area of a parallelogram is given by the formula where b is the length of any base a is the corresponding altitude . See Derivation of the formula.. Recall that any of the four sides can be chosen as the base. You must use the altitude that goes with the base you choose.
Parallelogram  Wikipedia, den frie encyklopædi
Arealet af parallelogrammet kan vha. vektorer beregnes, enten ved at finde den numeriske værdi af determinanten mellem to vektorer, eller ved at beregne længden af to vektorers vektorprodukt.. Specialtilfælde. Særlige tilfælde af parallelogrammet er
Quadrilaterals  Square, Rectangle, Rhombus, Trapezoid ...
Quadrilaterals. Quadrilateral just means "four sides" (quad means four, lateral means side).A Quadrilateral has foursides, it is 2dimensional (a flat shape), closed (the lines join up), and has straight sides.
Parallelogram law  Wikipedia
In mathematics, the simplest form of the parallelogram law (also called the parallelogram identity) belongs to elementary geometry.It states that the sum of the squares of the lengths of the four sides of a parallelogram equals the sum of the squares of the lengths of the two diagonals. Using the notation in the diagram on the right, the sides are (AB), (BC), (CD), (DA).
Math Glossary, Math Terms, P  cuttheknot.org
Glossary of terms that have been discussed or mentioned on these pages. Letter P
Area of a Parallelogram  Math Goodies
Area of a Parallelogram Free Lesson from Math Goodies. The area of a polygon is the number of square units inside the polygon. Area is 2dimensional like a carpet or an area rug. A parallelogram is a 4sided shape formed by two pairs of parallel lines. Opposite sides are equal in length and opposite angles are equal in measure.
Parallelogram Law  from Wolfram MathWorld
Parallelogram Law. The parallelogram law gives the rule for vector addition of vectors and .The sum of the vectors is obtained by placing them head to tail and drawing the vector from the free tail to the free head.. Let denote the norm of a quantity. Then the quantities and are said to satisfy the parallelogram law if
