What method is used to measure evidence from a fixed point along a baseline?

The correct choice involves the coordinate method of measurement, which is a systematic approach utilized in crime scene investigations and medicolegal death investigations. This method provides a clear and accurate way to document the location of evidence relative to a fixed point along a baseline that is established at the scene.

In this method, the location of each piece of evidence is recorded using a two-dimensional coordinate system. A fixed point—often chosen for its centrality or prominence in the scene—serves as the reference from which measurements are taken. By creating a grid-like framework imposed over the scene, each piece of evidence can be measured using x and y coordinates, allowing for precise documentation of its position.

This structured approach enhances the reliability of evidence collection and ensures that all items of interest can be accurately located and referenced in future analyses or in court proceedings. It is particularly vital in ensuring that the evidence can be recreated or viewed later with a high degree of accuracy through photographs and sketches derived from the measurements taken.

While other methods may involve different techniques for gathering and documenting evidence, the coordinate method is unique in its systematic use of a fixed point and a baseline, making it a cornerstone in the practice of documenting crime scenes effectively.