Which dimensioning technique involves giving each measurement once, typically parallel to one another?

The correct answer, which focuses on parallel dimensioning, involves a technique where each measurement is clearly provided only once, and these measurements are oriented parallel to each other. This approach helps minimize confusion and enhances clarity in technical drawings, making it easier for anyone reading the document to understand the dimensions without ambiguity.

Parallel dimensioning is particularly effective for providing organized and consistent measurements, aligning them in such a manner that the viewer can quickly reference all necessary information without having to trace back across the drawing. This is especially advantageous in complex designs where readability is critical.

Chain dimensioning, on the other hand, involves linking successive dimensions, which can sometimes lead to cumulative errors. Incremental dimensioning builds upon dimensions added step by step from a reference point. Radial dimensioning is specific to circles and arcs and focuses on giving measurements related to the radii of these elements, thus not aligning with the description of providing measurements in parallel.