Nursing Entrance Exam

Nursing Preparation Study Guide

4.3.1 Regular vs Irregular Shapes A polygon is a plane figure with at least three straight sides and angles. For example, a triangle (3 sides), rhombus (4 sides), pentagon (5 sides), etc. Polygon Not a Polygon

A regular polygon is a polygon in which all the angles and sides are equal. An irregular polygon has side lengths or interior angles that do not all have the same measure. Regular Polygon Irregular Polygon

4.3.2 Perimeter Perimeter is defined as the length of a continuous line that forms the boundary of a closed geometric figure. To find the perimeter of a polygon add up all the side lengths.

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