Elements of mechanics: for the use of colleges, academies, and high schools (1859)
Peck, William G. (William Guy), 1820-1892 · New York, A. S. Barnes & Burr · leaf 70
of gravity of these triangles (Art. 55). JoinQ and R by a straight line; the centre of gravity of thetrapezoid must be on this line (Art. 52). Hence, it is atG where the line QR cuts OR. Centre of Gravity of a Polygon. 58. Let ABODE be any polygon, and a,middle points of its sides. The weightsof… … ao oh : : BO : BA ; a Fig. 37. then will o be the centre of gravity of the sides AB andB O. Join o and c, and find a point o, such that oo O G OB : AB+ BO; then will o be the centre of gravity of the three sides,AB, B C, and OB. Join o with d, and proceed as before,continuing the operation till the…
Mechanics
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