Arc Length Formula in Integral Form. Since this format always works it can be turned into a formula. X 2 x 1 2 y 2 y 1 2.
To determine the total length of a line segment you add each segment of the line segment.
If you want to determine the distance between two points on a coordinate plane you use the distance formula D. D sqrt x_2 - x_12 y_2 - y_12 d x2. If you want to determine the distance between two points on a coordinate plane you use the distance formula D. Gain an edge over your peers by memorizing the distance formula d x 2 - x 1 2 y 2 - y 1 2.