Complex sentence: Knowing the shortest distance from a point to a line can be useful in various situations--for example, finding the shortest distance to reach a road, quantifying the scatter on a graph, etc. The formula for calculating it can be derived in several ways.
Split into simpler sentences: Knowing the shortest distance from a point to a line can be useful in a few situations. For example, the shortest distance to reach a road, quantifying the scatter on a graph, etc. It can be calculated in several ways.