A textbook on mechanical and electrical engineering (1898)
International Correspondence Schools · Scranton : International Textbook Co., [1898-99] · leaf 301
able. Name. No.Sides. Multiplier. Name. No.Sides. Multiplier. Equilateral Triangle Square 3 456 7 0.43301.00001.72052.59813.6389 Octagon Nonagon Decagon Undecagon....Dodecagon.... 8 9 10 11 12 4.82846.1818 Pentagon Hexagon Heptagon 7.69429.3656 11.1960 290 CiEOMETRY AND TRir.oXc )METRY.… … THK KLLIPSB. 142. An ellipse is a plane figure bounded by a curvedline, to any pt)int of which the sum of the distances from twofixed points within, called the foci, is equal to the sum ofthe distances from the foci to any other point on the curve. In Fig. 80, let yl and Jy be the foci and let C…
Electrical engineering · Mechanical engineering
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