POLYGONS FORM 1

POLYGONS

A) Recognising Polygons

A polygon is a plane figure with three or more straight edges as its sides.

For example :-

(a)                       (b)
                  
(a) and (b) are polygons. 

(c)                        (d)
             

(c) and (d) are not polygons.

B) Names of Polygons

1. A polygon is named after the number of

    sides it contains. The following names

    are given to some common polygons.

   

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