Find the surface area of this triangular prism. Be sure to include the correct unit in your answer.

Find the volume of the described solid. the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x. a) 441b) 147c) 864d) 882

What is the value of x when x + 7 = 21?

What is the anwers for 9+2x=5x-3-x