set square

A triangular ruler used in engineering and technical drawing, with the aim of providing a straight edge at a right angle or other particular planar angle to a baseline, commonly seen as 90°-45°-45° or as 30°-60°-90° shapes. Also known as a "triangle" or "drawing triangle" due to its triangular shape.

Examples

See also

• Compass (instrument)
• Protractor
• Steel square
• T-square
• Tape measure

External links

• Wikipedia - Set square

The following tags are aliased to this tag: drawing_triangle and triangle_(tool) (learn more).