What is the surface area of 6, 3, and 3

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

If w = 6 units, x = 3 units, and y = 5 units, what is the surface area of the figure? 168 units2 240 units2 144 units2 96 units2

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.