Drawing Perpendicular Lines Using T-square and Triangle
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Perpendicular lines are drawn by fitting the hypothenuse of the triangle to the T-square at an angle, or another triangle. Then, turn the triangle so that the hypothenuse is perpendicular to the line.
Keywords
triangle, lines, line, perpendicular lines, perpendicular line, T-square, drawing lines, Line Drawing, Drawing Perpendicular Lines Using T-square and TriangleGalleries
Mechanical DrawingSource
French, Thomas E A Manual of Engineering Drawing for Students and Draftsmen (New York, NY: McGraw-Hill, 1911)
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