Useful Maths FormulasBy Shankar Mukund ( Free )
This App lists some of the useful maths formulas that serve as a quick reference.This includesList of SquaresList of CubesList of Percentages, Fractions, DecimalsLogarithmsQuadratic EquationsGeometryTrigonometryArea and Perimeter of Circle, Square, Rectangles, Parallelogram, Ring, Sector, Trapezoid, ...