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).
The symbol is a combination of 3 R's and is also a never ending  shape (like a circle never ends); this has dual meanings. One  meaning is in regards to the words each of th â¦ ree R's stand for:  Rehabilitation, Restoration, Redemption.