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Introduction to a square and its properties (view source)
Revision as of 05:46, 17 December 2013
, 05:46, 17 December 2013→Concept #1. Introduction to a square and its charactristics
==Concept #1. Introduction to a square and its charactristics==
==Concept #1. Introduction to a square and its charactristics==
===Learning objectives===
===Learning objectives===
# A square is a regular quadrilateral.
# A square is a 4-sided regular polygon with all sides equal and all internal angles 90°
# A square is the only regular quadrilateral.
# It can also be considered as a special rectangle in which two of its adjacent sides are equal.
# It can also be considered as a special rectangle in which two of its adjacent sides are equal.
# A convex quadrilateral is a square if and only if it is any one of the following:
# It encompasses the following properties:
*a rectangle with two adjacent equal sides
* All four sides are congruent
* Opposite sides are parallel
*a parallelogram with one right angle and two adjacent equal sides
* The diagonals bisect each other at right angles
*a rhombus with a right angle
* The diagonals are congruent
*a quadrilateral where the diagonals are equal and are the perpendicular bisectors of each other, i.e. a rhombus with equal diagonals.
==Concept #2. Measurements in a square.==
==Concept #2. Measurements in a square.==
