The app will help you solve tasks from the geometry.
With the app, different forms such as solving (Triangular, trapezoidal, square, circle, ...)
This requires the app any known values are given,e.g. the side lengths of a triangle. The app will now calculate the remnant values such as area and perimeter as well as the angles of the triangle.
Of course, other combinations of the default values are possible, such as 2 angles and a side ...