Area Calculator: You are able to calculate the area for the most important geometric figures. You can calculate the area of ellipse, area of tank, area of rectangle, area of square, area of trapezoid, area of parallelogram, area of rhombus, area of sector, area of geometrical shapes, area of two dimensional and area of three dimensional. Tank Volume Calculator: You can calculate the, volume of cone, volume of cube, volume of cuboid, volume of cylinder, volume of sphere, volume of tank, volume o