Which of the following best defines 2 to the power of 2 over 3 ? (1 point) cube root of 4 square root of 4 cube root of 2 square root of 2

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?