Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 46
C^ = B D X A B. AD-1-BD = AB, and the sum of the two equations is A B^ = A C^ +BC2. Therefore the square constructedon the hypothenuse of a right-angledtriangle is equal to the sum of thesquares of the other two sides (Fig.98). To determine lioio much is addedto a given square by extending its… … 30 CONSTRUCTION OF GEOMETRICAL PROBLEMS. square {a-{-b) X {a-\- h) will be made up of the old square, or a^, and two rec-tangles, D G E H and P E K L, or 2 {a X b) or 2 a b, and one square, E H K J, b X b, or W. The area
Mechanical drawing
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