If each interior angle of a regular polygon measures 144 degrees, how many sides does the polygon have?

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.