Annotation Correct Answer-a note of explanation or comment added to
a text or diagram.
Center Line Correct Answer-a real or imaginary line through the center
of something, especially one following an axis of symmetry.
Construction Line Correct Answer-Thin lines that serve as guides while
sketching or drawing.
Depth Correct Answer-the distance from the top or surface of something
to its bottom.
Diameter Correct Answer-a straight line passing from side to side
through the center of a body or figure, especially a circle or sphere.
Dimension Correct Answer-an aspect or feature of a situation, problem,
or thing.
Dimension Line Correct Answer-A light, fine line with arrowheads or tic
marks at each end, used to show the measurements of the main object
lines.
Extension Line Correct Answer-are thin lines that extend from the object
outline or point on the object to a place outside the image area.