Now solve: Alice wants to wrap a gift box of length 8 inch, height 6 inch, and width 4 inch. How much wrapping paper does Alice need to buy? (Type
answer only- no units)

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?