The approach to the calculation of the number of nested circles of smaller radius at a known length of the describing circle of a larger radius. Created by user request

This page presents two online calculators: the Incircle of a regular polygon calculator and the circumcircle of a regular polygon calculator.

Here you can find the set of calculators related to circular segment: segment area calculator, arc length calculator, chord length calculator, height and perimeter of circular segment by radius and angle calculator.

This calculator calculates the radius of a ball from its volume.

Calculates the section flexure depth with pipe bender or bending machine to obtain given parameters.

This online calculator finds number of sides and length of side of regular polygon given the radii of incircle and circumcircle

Calculates the side length of regular polygon given the area of the regular polygon and number of sides

Calculator of right circular cone / truncated right circular cone development

This online calculator calculates Earth radius at given latitude using WGS 84 reference ellipsoid

This calculator calculates the distance from one point on the Earth to another point, going through the Earth, instead of going across the surface.

This calculator is a two-in-one tool that can be used to find the volume of a sphere given its radius, or the radius of a sphere given its volume.

This universal online calculator can find arc length of circular segment by radius and angle, by chord and height and by radius and height.

This online calculator calculates the radius of a circle from the given area of a circle.

The calculator takes the equation of a circle in general form, with variables for x, y, and constants a, b, c, d and e, and converts it to the standard form equation for a circle with variables h, k, and r. It then calculates the center of the circle (h, k) and its radius r. If the equation cannot be converted to standard form, the calculator reports an error message.