hidden line

References

Images

Figure 5: Use of dashed lines to represent edges hidden in views of a complicated object.

Figure 7: Identification of the hidden edge in third-angle projections of a tetrahedron (see text).

hidden line

drafting

Written by

The Information Architects of Encyclopaedia Britannica

Learn about this topic in these articles:

drafting
Hidden lines
…of an object that is hidden from view. A drafter—in deciding whether a line in a view should be represented as hidden or as visible—relies on the fact that in third-angle projection the near side of the object is near the adjacent view, but in first-angle projection the near side…
Read More
…of an object that is hidden from view. A drafter—in deciding whether a line in a view should be represented as hidden or as visible—relies on the fact that in third-angle projection the near side of the object is near the adjacent view, but in first-angle projection the near side…
Read More