ICT 10 Alphabet of Lines

Strokes drawn downward

• Horizontal Lines

• Vertical Lines

• Diagonal Lines

• Curve Lines

Thick lines used to indicate an imaginary cut through an object along the line. Made up of two long dashes broken in one end with an arrowhead and two short dashes drawn in between the long dashes.

• Phantom Line

• Cutting Plane Line

• Short-break Line

• Long-break Line

A thin line that shows position(s) of part of an object that moves drawn by two short dashes and one long dash.

• Cutting Plane Line

• Phantom Line

• Leader Line

• Short-break Line

Thick line drawn in freehand to show details that a part has been cut off or broken out.

• Long break line

• Short break line

• Leader line

• Phantom line

A medium thick line consisting of broken and straight lines drawn alternately. This is also known as the limiting line. This limits the length of an elongated object without changing the size of its view.

• Cutting Plane Line

• Phantom Line

• Horizontal Line

• Long-break line

A thin line that extends from the object in order to show dimension limits

• Long Break Line

• Extension Line

• Dimension Line

• Short Break Line

A thin lines to show the surface that has been cut; they are spaced evenly at 45 degrees with the horizontal to make shaded effect

• Long Break Line

• Dimension Line

• Extension Line

• Section Line

______ ____ a thin line consisting of two long dashes and short dash drawn alternately with a gap of at least 2 millimeters in between; it represents the axis or center of symmetrical shapes like a ball, washer, rectangular block, cube

(a)  

A medium thick line composed of short dashes about 2-3 millimeters long with space between dashes about 1-2 millimeters wide; itt represents the surface or edges that cannot be seen.

• Hidden Line

• Center Line

• Section Line

• Extension Line

A thick line that represents the visible edges or outline of the object; also known as the object line.

• Horizontal Line

• Visible Line

• Section Line

• Short-break line