Bruce Raup wrote in USMA 13102 >"A fire has burned a square-shaped area that measures 5800 acres. How >long is one side of the square? (Or, how long would it take to walk the >length of one side of the square?)" > >(The answer is that it's a 3 mi by 3 mi square, or 4.8 km by 4.8 km.) Not quite. 3 x 3 x 640 = 5760 Joseph B. Reid 17 Glebe Road West Toronto M5P 1C8 Tel. 416 486-6071
