In the accompanying figure, item number 3 identifies ____ lines.
A) center
B) hidden
C) extension
D) object

Question

In the accompanying figure, item number 3 identifies ____ lines.
A) center 
B) hidden 
C) extension 
D) object

Quizplus · Accepted Answer

Item number 3 is pointing towards the extension lines, which are used to indicate the dimensions of an object. Center lines are used to indicate the center of a circle or arc. Hidden lines are used to show edges that are not visible in the current view. Object lines are used to show the visible edges of an object.

In the Accompanying Figure, Item Number 3 Identifies ____ Lines