a pyramid has a rectangular base of length (2x+1)cm and width x cm. It also has a perpendicular height of 18cm. The volume of the pyramid is 90cm cubed. Given that the volume of a pyramid is a third of the area of the base multiplied by the perpendicular height, find the dimensions of the base of the pyramid

The axis of symmetry for the graph of the function f(x)=1/4^2+bx +10 is x=6. what is the value of b?

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

The median am of triangle ∆abc is half the length of the side towards which it is drawn, bc . prove that triangle ∆abc is a right triangle, and find angle mac and abm