Calculator for calculating circuit and area shapes, surface and volume solids. Calculate: - circumference (circuit) of square and area of square - circumference (circuit) of rectangle and area of rectangle - circumference (circuit) of circle and area of circle - circumference (circuit) of triangle and area of triangle - circumference (circuit) of rhombus and area of rhombus - circumference (circuit) of rhomboid and area of rhomboid - circumference (circuit) of trapezoid and area of trapezoid - circumference (circuit) of ellipse and area of ellipse - surface of cube and volume of cube - surface of cuboid and volume of cuboid - surface of sphere and volume of sphere - surface of cylinder and volume of cylinder - surface of cone and volume of cone Calculator is only for education.