[iPhone God App] It was found using the Area Calculator actually

Area Calculator enables you to quickly determine the area & perimeter of 22 two-dimensional shapes. Whether in school, on the job, or working in the field, this geometric calculator provides a professional look and feel while delivering accurate results.

▼ Features
··► Super fast with no convert button required
··► Degrees or Radians
··► Units (see list below)
··► Shows area and perimeter formulas for each shape
··► Running total icon to add and subtract multiple areas
··► Remembers the most recently used shape in each category

▼ Shapes include:
··► Circles (Circle, Ellipse, Sector, Segment, Ring, Ring Sector)
··► Hyperbolas (Hyperbola, Parabola, Cycloid)
··► Rectangles (Square, Rectangle, Parallelogram, Trapezoid, Trapezium)
··► Polygons (Pentagon, Hexagon, Octagon, n-sided Polygon)
··► Triangles (Right, Acute, Obtuse, Angles)

▼ Length/Perimeter/Circumference Units
··► Centimeter (cm)
··► Foot (ft)
··► Foot-Inch (ft'in)
··► Inch (in)
··► Kilometer (km)
··► Meter (m)
··► Mile (mi)
··► Millimeter (mm)
··► Yard (yd)

▼ Area Units
··► Square centimeter (cm²)
··► Square foot (ft²)
··► Square foot-square inch (ft²'in²)
··► Square inch (in²)
··► Square kilometer (km²)
··► Square meter (m²)
··► Square mile (mi²)
··► Square millimeter (mm²)
··► Square yard (yd²)

▼ Some User Comments
··► "[euphemism] great" -Website Visitor - 12/2/2010
··► "helps out at work when you forgot your brain" -iOS 4.1 User - 11/22/2010
··► "it's realy nice" -iPod Touch OS 3.1.3 User - 9/2/2010

▼ Other Applications by SummitApps
··► Volume Calculator (Cubes, cylinders, pyramids, spheres, cones, paraboloids and others - 26 shapes in Volume Calculator!)
··► Converber (Unit Converter with over 1900 units in 53 categories)

A video tutorial is located on our website¹. Please send us your ideas and suggestions for improvements.

¹ http://www.summitapps.com