The degree measure of the sum of the interior angles of a convex polygon with $n$ sides is 1800. what is the degree measure of the sum of the interior angles of a convex polygon with $n + 2$ sides?

Acylinder has volume 45π and radius 3. what is it’s height?

Factor the polynomial expression x6 – x3 – 20

The poll report includes a table titled, “americans using cash now versus five years ago, by age.” the age intervals are not equal. why do you think the gallup organization chose the age intervals of 23–34, 35–54, and 55+ to display these results?