Plz help me this is a timed test

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

If jaime wants to find 60% of 320, which table should he use?

Which shaded region is the solution to the system of inequalities? y y[tex]\geq[/tex]-x+1