area of a triangle surface area of a rectangular prism Learn how to find the area of a triangle using different formulas for various types of triangles, such as right, equilateral, isosceles and scalene. See solved examples and practice problems on area of triangle with 3 sides, 2 sides and angle, and Heron's formula
area 51 Area 51 is located in the southern portion of Nevada, 83 miles 134 km north-northwest of Las Vegas. The surrounding area is a popular tourist destination, including the small town of Rachel on the "Extraterrestrial Highway"
surface area of a sphere The surface area of a sphere is the number of square units cm2, square inches, square feet -- whatever your measurement that are covering the outside of a spherical object. Discovered by the Greek philosopher and mathematician Aristotle
