Which tool is commonly used for measuring distances at a crime scene?

The commonly used tools for measuring distances at a crime scene include measuring tape and laser rangefinders. Measuring tapes are flexible and allow for longer distances to be accurately measured easily, making them effective in various terrains and layouts commonly found at crime scenes. They can measure straight lines and can be maneuvered around objects, providing versatility.

Laser rangefinders, on the other hand, provide a modern approach to measuring distances. They use laser technology to accurately measure distances quickly and can be especially useful in situations where physical measuring might be challenging, such as outdoors with obstructive environments or in tight spaces.

Together, these tools facilitate precise measurements, which is crucial in crime scene analysis for documentation, evidence collection, and reporting. This enables investigators to recreate the scene accurately and supports the integrity of the evidence collected in legal settings. Other tools mentioned, such as calipers, rulers, and protractors, serve different purposes in measurements and geometry but are not the most common choices for measuring distances in the context of crime scenes.