Evaluate the expression for the given value of each variable. 5a^{2}+ 4b^{3}, when a = 3 and b = 2

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.

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

On saturday a souvenir shop had 125 customers.sixty four percent of the costumers paid with a credit card. how many costumers paid with cash?