To the nearest tenth, what is the area of a circle whose radius is 2.2 feet? use 3.14 for pie.

Which expression is equivalent to? assume x > 0 and y > 0.

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.

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.