Any help? someone? im bad at ratios

Identify the parent function that can be used to graph the function f(x)= (1/4x)^3

You are assembling pieces of an iron gate to complete a fence. the finished gate will look like the one below. in order to assemble the gate it is important to under how the pieces are related. part 1: how are pies 1 and 2 in the archway related? part 2: how are the rectangular sections 5 and 6 in the center of the gate related to each other?

Factor the monomial completely 42a3b3