a car moves from rest. the graph gives information about the speed, v metres per second, of the car t seconds after it starts to move. work out the distance a car travels in the first 40 seconds of it's journey use 4 strips of equal width

Apyramid fits exactly inside a cube. the cube and the pyramid share the same square base, and they are both exactly the same height. the volume of the cube is 66 cubic inches. what is the volume of the pyramid? explain your answer. answer asap