Autodesk Certified Professional in AutoCAD for Design and Drafting Practice Exam

What does it indicate if the horizontal dimension does not show a distance while using the MEASUREGEOM command?

1. The object is not visible in the viewport

2. The vertical axes are not parallel

3. The measurement tool is misconfigured

4. The dimension style is corrupted

The correct answer is: The vertical axes are not parallel

When using the MEASUREGEOM command in AutoCAD, if the horizontal dimension does not show a distance, it can mean that the vertical axes are not parallel. This situation might arise from how the objects are oriented in relation to the coordinate system in the drawing. If the axes are not parallel, the measurement calculated for the horizontal distance may not display correctly, leading to confusion regarding the actual length between points. In AutoCAD, dimensions rely heavily on the alignment of the objects and the coordinate system. If there is any skew or misalignment, particularly with the vertical axes, it affects how horizontal distances are rendered. Therefore, understanding the orientation and placement of objects in the drawing space is crucial for accurate measurements. The visibility of the object, misconfiguration of the measurement tool, or corruption in the dimension style might affect how measurements are displayed, but typically, these issues do not specifically lead to a missing horizontal dimension in the same way that non-parallel vertical axes do. Recognizing this can help in diagnosing measurement issues effectively.