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[Audio] Sometimes it is desirable the true shape and dimensions of an irregular surface which inclined to one or more of principal planes of projection. In this case a view must be projected on to a plane which is parallel to the surface in question. This plane is called an auxiliary plane and the view projected on to this plane is called an auxiliary view.. 

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Sometimes it is desirable the true shape and dimensions of an irregular surface which inclined to one or more of principal planes of projection. In this case a view must be projected on to a plane which is parallel to the surface in question. This plane is called an auxiliary plane and the view projected on to this plane is called an auxiliary view.

AUXILIARY VIEWS

Sometimes it is desirable the true shape and dimensions of an irregular surface which inclined to one or more of principal planes of projection

In this case a view must be projected on to a plane which is parallel to the surface in question

This plane is called an auxiliary plane and the view projected on to this plane is called an auxiliary view.

AUXILIARY VIEWS

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Scene 2 (5s)