What is the approximate circumference of a circle with a radius of 16 feet?
The answer is 100.48 ft and you can find the answer by using the formula 2(pi)r, where pi=3.14. You will get 2(3.14)16. When you multiply them, you will get 100.48 ft. Get more tips on http://math.about.com/library/blcircle.htm.
Circumference = 2(pi)r = 2(3.14)16 = 100.48 ft. about