Name each Polygon, (a)

Name each Polygon, (b)

Name each Polygon, (d)

Name each Polygon, (c )

What is a regular polygon?State the name of a regular polygon of: (a) 3 sides (b) 4 sides (c)5 sides.

How many sides does a regular polygon habe if each of its interior angles is 165^@ ?

For a regular polygon, let r and R be the radii of the inscribed and the circumscribed circles. A false statement among the following is

Given here are some figures.Classify each of them on the basis of the following:(a)Simple curve (b) Simple closed curve (c)I polygon (d)Convex polygon (d)concave polygon.

Find the measure of each extrerior angle of a regular polygon of: (a)9 sides (b) 15 sides.

The interior angles of a polygon are in A.P .The smallest angle is 120^(@) and common difference is 5^(@) . Find the number of the polygon.