Jackson is building a double desk. The tops need to be 120 in long. Each board is 66 inches. How much will he need to cut if he buys 2 ?

You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)

Solve the system of equations. y= 2x y= x^2 - 15

Find the roots of the equation below. x^2 - 6 + 9 = 0