# Arc Length: Parametric Curve

If a curve is represented by parametric equations, we have a very nice formula that computes the length of the parametric curve from a starting point, t=a, to an ending point, t=b.

If a curve is represented by parametric equations, we have a very nice formula that computes the length of the parametric curve from a starting point, t=a, to an ending point, t=b.