Practical mechanical drawing and machine design self taught .. (1907)
Westinghouse, Charles. [from old catalog] · Chicago, F. J. Drake & co. · leaf 35
eatest possiblearea in a given triangle—Fig. 71. Let ABC be the given triangle: Bisect the sides AB and BC at Gand F. Draw the line GD and from the points Gand D, draw the lines GF and DE perpendicularto GD, then EFGD is the required rectangle. 32 MECHANICAL DEAWING To construct a rectangle equal… … perpendiculars DE and B at E and F. ThenBDEF is the required rectangle. To construct a triangle equal in area to a givenparallelogram—Fig. 73. Let ABCD be the givenparallelogram: Produce the line AB at B and D C
Mechanical drawing · Machine design
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