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en.wikipedia.org

Rectangle - Wikipedia

A rectangle is a special case of a parallelogram in which each pair of adjacent sides is perpendicular. A parallelogram is a special case of a trapezium (known as a trapezoid in North America) in which both pairs of o...

dictionary.cambridge.org

RECTANGULAR | definition in the Cambridge English Dictionary

Recent reports have pointed to it being rectangular or slightly-rectangular, though many early reports seemed to think that it would have a circular face. These examples are from corpora and from sources on the web.

www.splashlearn.com

What is Rectangle? Definition, Examples, Formula, Facts

Since, a rectangle is a 2-D shape, it is characterized by two dimensions, length, and width. Length is the longer side of the rectangle and width is the shorter side. Rectangle being the most common shape forms a part...

www.mathsisfun.com

Rectangle - Math is Fun

(Jump to Area of a Rectangle or Perimeter of a Rectangle) A rectangle is a four-sided flat shape where every angle is a right angle (90°). the little square in each corner means "right angle" Opposite sides are parall...

www.youtube.com

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Welcome to How to Find the Surface Area of a Rectangular Prism with Mr. J! Need help with finding the surface area of a rectangular prism? You're in the righ...

www.geeksforgeeks.org

Rectangle in Maths - GeeksforGeeks

Jan 30, 2026 · Many everyday objects are rectangular in shape. Area is the space covered by a two-dimensional shape on a flat surface. The formula of area of a rectangle is: Area = length × width. Example: Area of the...