# Coordinates of Points Externally/Internally Calculator

A circle is the set of all points in a plane at a fixed distance, called the radius, from a given point, the centre. Here you can calculate the area, diameter, circumference of a circle and also area of a sector.

## Coordinates of Points Externally/Internally Calculator

**Section or Ratio Formula.**

Section or Ratio Externally

Section or Ratio Internally

This tool will help you dynamically to calculate the Analytical Geometry. Calculating Analytical is made easier.