Write an equation using an exponent that would express year total rainfall explain how digits have shifted positions and why

If f(x) = 2x + 2 and g(x) = x? , what is (gºf)(2)?

100 points, hi, i’m not sure what to do here,the data doesn’t seem to be quadratic .? can anyone me, in advance

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?