In this version, the calculation of the volume of liquid in the following tanks is available: - round cistern; - an oval cistern; - elliptical tank; - rectangular cistern (tank); - round barrel; - cone. For all cisterns there is a mode of calculation in an inclined position (up to 60 degrees), where, additionally, it is required to indicate the angle of inclination and the distance from the start of the tank to the point of measurement. Input values can be specified in the selected format: - ce