Posted by Rebecca on Sunday, May 23, 2010 at 2:08pm.
how many sides does a polygon have if the sum of its interior angles are
a) 1080
b) 1260
How could i figure this out without being able to know how many sides the polygon has?

gr9math  Jen, Sunday, May 23, 2010 at 4:23pm
Divide them by 180 to get the number of sides.