8:11

Unit Tangent Vector T (the OTHER way)

10:04

Curves, Parameterizations, and the Arclength Parameterization

14:17

The Arc Length Parameterization

11:25

Parametrize a Curve with Respect to Arc Length

7:57

reparametrizing the curve in terms of arc length (KristaKingMath)

12:34

Arc Length of Parametric Curves

9:18

Another arc length integration example

44:29

13.3: Arc Length & Curvature (1/2)