Shaw's Civil architecture; being a complete theoretical and practical system of building, containing the fundamental principles of the art (1852)
Shaw, Edward · Boston, J. P. Jewett · leaf 47
PRACTICAL GEOMETRY. 39 PROBLEMS. Plate 3. PROBLEM :. To bisect a given line, A B. 1. From the points A and B, as centres, with anydistance greater than half A B, describe arcs cuttingeach other in c and d. 2. Draw the line c d, and the point E, where it cutsA B, will be the middle of the line…
Architecture · Building
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