Web Results
How to Calculate the Length of an Arc
There are many ways to find the length of an arc, and the calculation needed depends on what information is given at the start the problem. The radius is usually the defining starting point, but there are examples of all types of formulas that you can... More »
Difficulty: Moderately Easy
Source: www.ehow.com

## Arc length - Wikipedia

en.wikipedia.org/wiki/Arc_length

Curves with closed-form solutions for arc length include the catenary, circle, cycloid, logarithmic spiral, ...

## Arc Length definition - Math Open Reference

www.mathopenref.com/arclength.html

Definition of arc length and formula to calculate it from the radius and central angle of the arc.

## Cool math .com - The Trigonometry of Circles - arc length, area of a ...

www.coolmath.com/reference/circles-trigonometry

Definitions and formulas for the arc and the arc length of a circle, sector and the area of the sector of a circle, the unit circle, the angles on the unit circle in ...

## Geometry Calculating Arc Lengths - Math-Prof.com

www.math-prof.com/Geom/Geom_Ch_32.asp

The measure of the distance all of the way around a circle. is equal to the diameter times pi. That means the measure of the distance. half the way around the ...

## How to Determine the Length of an Arc - Dummies.com

www.dummies.com/education/math/geometry/how-to-determine-the-length-of-an-arc-2/

By Mark Ryan. An arc's length means the same commonsense thing length always means — you know, like the length of a piece of string (with an arc, of course, ...

## How to Determine the Length of an Arc - Dummies.com

www.dummies.com/education/math/calculus/how-to-determine-the-length-of-an-arc/

Knowing how to calculate the circumference of a circle and, in turn, the length of an arc — a portion of the circumference — is important in pre-calculus because ...