## Arc length from subtended angle (video)

Instead of having two formulas for the arc length of a function we are going to reduce it, in part, to a single formula. From this point on we are going to use the following

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## How to Find Arc Length: 10 Steps (with Pictures)

1. If you know the diameter of the circle, you can still find the arc length. The formulas for finding arc length utilize the circle’s radius. Since the radius is half the diameter of a circle, to find See more
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## How to Find Arc Length

Calculate the Integral: S = 3 − 2 = 1. So the arc length between 2 and 3 is 1. Well of course it is, but it's nice that we came up with the right answer! Interesting point: the (1 + ) part of the Arc Length Formula guarantees we get at least

## Arc Length

Formulas for Arc Length. The formula to measure the length of the arc is –. Arc Length Formula (if θ is in degrees) s = 2 π r (θ/360°) Arc Length Formula (if θ
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