The function f(x) is graphed on the coordinate plane. what is f(−2) ? enter your answer in the box. f(−2) = ?

Which expression is equivalent to √ -80?

Una caja de galletas contiene 16 paquetes y cada una de estas tiene 12 galletas y se quieren repartir entre 6 niños ¿de cuantas galletas le toca a cada niño?

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).