Multiple choice Who has calculated the area of a circle by taking the value of Pi equal to 3? Babylonians Archimedes Both A and B Neither A nor B Reveal answer Fill a bubble to check yourself A Correct answer Explanation Historical records indicate that ancient Babylonians used a value of 3 for Pi in their calculations of the area of a circle. Archimedes is famous for providing a much more accurate approximation, not for using 3.