Name each polygon. Make two more examples of each of these.

Name each Polygon, (a)

Name each Polygon, (b)

Name each Polygon, (d)

Name each Polygon, (c )

Name two elements of each group.

Measure of each interior angle of a polygon is equal to 8 times the measure of each exterior angle . Then the number of sides of polygon has_____

Define the term potential energy of a body. Name its two forms and give one example of each.