Elements of mechanics: treated by means of the differential and integral calculus (1887)
Peck, William G[uy], 1820-1892. [from old catalog] · New York, Chicago, A. S. Barnes & company · leaf 73
OO : 00 :: ABC \ ACD; Fig. 38. 88 MECHANICS. … then will 0 be the centre of grav-ity of the two triangles ABC andA CD. Join 0 and 0\ and find a point(*, such that 0G : 0G : : ABE : ^i?(7 4- ^4CZ>; then will G be the centre of gravity of the given polygon. Every curvilinear area may be regarded as polygonal, thenumber of sides being very…
Mechanics
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