Which of the following best describes how the y values are changing over each interval?
2
8
12
16
20
5
They are increasing by 4 each time.
They are increasing by 6 each time.
They are being multiplied by 2 each time.
They are being multiplied by 4 each time.

the figures below are made out of circles, semicircles, quarter … find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations). remember that we'll also have to cut whatever areas we get in half, since we're only dealing im pretty sure that is the right answer

step-by-step explanation: