Geometry

Quadrilaterals

Quadrilaterals A quadrilateral is a polygon that has four sides. The line segment sides lie within a single plane. Quadrilaterals with non-coplanar sides are called “SKEW”.   PARALLELOGRAM: A parallelogram is a quadrilateral in which […]

Android

Simple Trigo Calculator

The simple Trigo Calculator was designed with the trigonometry functions in mind. The following functions can be calculated in normal mode: sin(x), cos(x), tan(x), sinh(x), cosh(x), tanh(x). In SHIFT mode we get the inverse functions: […]