Pro Calculator

Have you ever wanted help in maths? Need an app which does work and saves time? It's Pro Calculator !
This App can :

Calculate Slope of Straight Line
Calculate Distance Between Two Points
Calculate Distance Between Two Points in 3D Space
Get Midpoint of line
Get Midpoint of line in 3D Space
Solve Quadratic Equation
Get Relation between circles
Get Area and Circumference of Circle
Get Area and Parameter of square
Use Trigonometrical Functions (sin,cos,tan,sin-1,cos-1,tan-1)
Get Arc length
Graph Line segments (other graph feature being developed !)
there is themes options
Works on 2.2+