Will vote and brainliest! 1.how is the volume formula derived for each of the following: a)cylinder b)pyramid c)cone 2.how do changes in the dimensions of a cube change its volume? if the side length was doubled how would the volume change? 3.what are the two-dimensional cross-sections (parallel, perpendicular, and diagonal to the base) for the following: a)cylinder b)cone c)sphere d)square pyramid 4.how are the cross-sections in #3 related to cavalieri's principal?