Question

The measure of a regular polygon is 179. How many sides does it have.

Answer 1

Sum of angles = 180 (n-2)

Use that to find n which is the number of sides.

Answer 2

Where did the 179 come from? And what do you mean by "the measure of a regular polygon?" lengths? distances? angles?

Answer 3

Please see the following:

http://www.mathsisfun.com/geometry/interior-angles-polygons.html

Note that 179 is not mentioned anywhere in that article.