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" T-- square place the triangle so that the other 45-degree angle is in the position occupied by the first. If the two 45-degree angles coincide they are accurate. Triangles are very convenient in drawing lines at right angles to the T-square. The method... "
Cyclopedia of Drawing: A General Reference Work on Drawing and Allied ... - Page 18
1906
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Cyclopedia of Engineering; a Complete Manual of Steam and Machine ..., Volume 4

1902 - 486 pages
...angle is in the position occupied by the first. If the two 45-degree angles coincide they are accurate. Triangles are very convenient in drawing lines at...11. Suppose the line EF (Fig. 12) is drawn at any angle, and we wish to draw a line through the point P parallel to it. First place one of the triangles...
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Mechanical drawing

American School (Chicago, Ill.) - Engineering - 1903 - 416 pages
...angle is in the position occupied by the first. If the two 45-degree angles coincide they are accurate. Triangles are very convenient in drawing lines at...11. Suppose the line EF (Fig. 12) is drawn at any angle, and we wish to draw a line through the point P parallel to it. Fig. 9. Fire t place one of the...
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Modern Engineering Practice: A Reference Library..., Volume 11

American School (Chicago, Ill.) - Engineering - 1906 - 580 pages
...angle is in the position occupied by the first. If the two 45-degree angles coincide they are accurate. Triangles are very convenient in drawing lines at...to draw a line through the point P parallel to it. r/ Fig. 9. 11 _o First place one of the triangles as shown at A, having one edge coinciding with the...
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Cyclopedia of Modern Shop Practice: A Manual of Shop Practice ..., Volume 4

Howard Monroe Raymond - Machine-shop practice - 1906 - 716 pages
...angle is in the position occupied by the first. If the two 45-degree angles coincide thej are accurate. Triangles are very convenient in drawing lines at...the line EF (Fig. 12) is drawn at any anjle. and we wisli to draw a line through the point P parallel to it. 330 EDIUM PRICED DRAWING OUTFIT SHOWING THE...
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Modern Engineering Practice: A Reference Library..., Volume 11

American School (Chicago, Ill.) - Engineering - 1906 - 586 pages
...angle is in the position occupied by the first. If the two 45-degree angles coincide they are accurate. Triangles are very convenient in drawing lines at...11. Suppose the line EF (Fig. 1'2) is drawn at any airjle. and we wish to draw a line through the point 1' parallel to it. r/ Fig. 9. \ Fig. 10. First...
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Cyclopedia of Drawing, Volume 1

American School (Lansing, Ill.) - Architectural drawing - 1906 - 426 pages
...angle is in the position occupied by the first. If the two 45-degree angles coincide thej are accurate. Triangles are very convenient in drawing lines at...angle with the horizontal, by placing them on the Iward as shown in Fig. 11. Suppose the line EF (Fig. 12) is drawn at any anjle, and we wish to draw...
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Cyclopedia of Architecture, Carpentry and Building, Volume 6

American School (Lansing, Ill.) - Architecture - 1907 - 360 pages
...angle is in the position occupied by the first. If the two 45-degree angles coincide they are accurate. Triangles are very convenient in drawing lines at...to draw a line through the point P parallel to it. Fig. 9. First place one of the triangles as shown at A, having one edge coinciding with the given line....
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Cyclopedia of Mechanical Engineering: A General Reference Work on ..., Volume 7

Howard Monroe Raymond - 1908 - 426 pages
...angle is in the position occupied by the first. If the two 45-degree angles coincide they are accurate. Triangles are very convenient in drawing lines at...11. Suppose the line EF (Fig. 12) is drawn at any airjle, and we wish to draw a line through the point P parallel to it. MEDIUM PRICED DRAWING OUTFIT...
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Cyclopedia of Civil Engineering: Plane surveying; mechanical drawing

American School of Correspondence - Civil engineering - 1908 - 474 pages
...angle is in the position occupied by the first. If the two 45-degree angles coincide they arc accurate. Triangles are very convenient in drawing lines at...11. Suppose the line EF (Fig. 12) is drawn at any angle, and we wish to draw a line through the point P oarallel to ii Fig. 9. .X ;| so z ills! -j .5...
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Cyclopedia of Heating, Plumbing and Sanitation: Heat. Mechanical drawing ...

Heating - 1909 - 414 pages
...angle is in the position occupied by the first. If the two 45-degree angles coincide they are accurate. Triangles are very convenient in drawing lines at...wish to draw a line through the point P parallel to \i Fig. 9. Fii'st place one of the triangles as shown at A, having one edge coincidii.g with the given...
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