What is the area of the circle? I need help please!

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?

Is it true that product of 3 consecutive natural numbers is always divisible by 6? justifyyour answer

The graph shown is the graph of which function?