GUATEMALA CITY - Torrential rains brought by the first tropical storm of the 2010 season pounded Central America and southern Mexico, triggering deadly landslides. The death toll stood at 15 Sunday but authorities said the number could rise.
Archimedes proved the formula for the area of a circle (A = Ï r 2, where r is the radius of the circle) and showed that the value of Ï lay between 3 + 1/7 (approximately 3.1429) and 3 + 10/71 (approximately 3.1408).
i know this deals with the curvature of earth, but i can't figure out the formulas involved. thanks! In the diagram below r is the radius of the earth, approximately 3963 miles, and h is the height, in feet, of a person standing in the surface of the earth, and C is the center of the earth.