The height s of a ball after t seconds when thrown straight up with an initial speed of 70 feet per second from an initial height of 5 feet can be modeled by the function s(t)=-16t^2 +70t +5
(a) When will the height of the ball be 50 feet?
(b) When will the height of the ball be 70 feet?
(c) Will the ball ever reach a height of 130 feet?

How do the volume formulas for right prisms and pyramids differ? a) they are the exact same. b) the volume of a prism is 1 3 the volume of a pyramid. c) the volume of a prism is 3 times the volume of a pyramid. d) for a prism you multiply the area of the base by the height, but for a pyramid you multiply the area of the base by the slant height.