a parallelogram having four right angles.
rectangles | Define rectangles at Dictionary.com
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In Euclidean plane geometry, a rectangle is a quadrilateral with four right angles.
It can also be defined as an equiangular quadrilateral, since equiangular ...
Rectangle. (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°).
Rectangle. A 4-sided flat shape with straight sides where all interior angles are
right angles (90°). Also opposite sides are parallel and of equal length. Example:
Properties and rules of Rectangles, explained with examples, illustrations and
Student: So, what's the difference between a rectangle and a square? Mentor:
Well, let's see. They both have 4 sides, but are the sides the same length?
The rectangle, like the square, is one of the most commonly known quadrilaterals
. It is defined as having all four interior angles 90° (right angles).
Rectangle. DOWNLOAD Mathematica Notebook EXPLORE THIS TOPIC IN the
MathWorld Classroom Rectangle. A closed planar quadrilateral with opposite ...
Definitions and formulas for the perimeter of a rectangle, the area of a rectangle,
how to find the length of the diagonal of a rectangle, properties of the diagonals ...