# How to Find the Radius Between Two Points?

The radius of a circle, sphere, or polygon is the length of the line from the center of the object to any point on its edge. Use the following formulas to calculate a radius.

http://www.ehow.com/how_8000439_radius-between-two-points.html

## How to Find the Points From a Radius to an Angle?

A circle is not only bounded by its geometric shape---it is also bounded by its geometric properties. Using certain characteristics of a circle, you can divine the circle's other unique properties....
Read More »

http://www.ehow.com/how_7368668_points-radius-angle.html

## How to Find Radius Mileage?

Radius maps are popular tools used to highlight the businesses, tourist destinations or other points of interest within a given distance from a central location. These maps are often be drawn as a ...
Read More »

http://www.ehow.com/how_6375511_radius-mileage.html

## How to Find the Radius With the Apothem?

Finding the radius with the apothem of a regular polygon is the easiest way to find the radius, since the apothem and radius are the same length. A regular polygon is a two-dimensional shape with s...
Read More »

http://www.ehow.com/how_7886641_radius-apothem.html

## How to Find the Radius of the ARC of a Teardrop?

A teardrop takes the shape of a pear as it falls. Like other water droplets, a teardrop looks like a pear due to gravity. The arc of a teardrop is the bottom, larger area of the teardrop. It may se...
Read More »

http://www.ehow.com/how_6456347_radius-arc-teardrop.html