Arose garden is formed by joining a rectangle and a semicircle. the rectangle is 26 ft long and 16 ft wide. find the area of the garden. use the values 3.14 and do not round your answer. be sure to include the correct unit in your answer.

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?