A complete and practical solution book for the common school teacher (1899)
Fairchild, J[ohn] T[heodore] [from old catalog] · Crawfis College, Ohio, The author · leaf 242
G be the corner at which the fly starts,and C the corner towhich the fly travels. (6) Suppose the side AFCB to be loweredas a door upon itshinges until it formsa plane with the floor. (7) The shortest path the fly can travel is on the line GC. (8) GF=25+15 = 40 ft., FC=30 ft., and the triangles GAP… … fig. in PROBLEM 450. A cone 1 ft. high and 6 in. in diameter is perforated by a 2-inchhole, entering at the center of the base and passing through perpendic-ular to the base: find the part of the cone removed. Solution. (1) From Fig. 116, let ABC be the cone, and XP the 2-inch hole. (2) AO=12 in.,…
Arithmetic · Geometry
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