The elements of Euclid for the use of schools and colleges : books I., II., III. (1876)
Todhunter, I. (Isaac), 1820-1884 · Toronto : Copp, Clark · leaf 71
angle EAB is a right angle. [I. 47. Therefore the rectangle CF, FA, together with the squareon AE, is equal to the squares on AE, AB.Take away the s<piare on AE. which is common to both;therefore the remainder, the rectangle CF,FA, is equal tothe square on AB. [Aodom 3. But the figure FK is the… … l<{,OK II 11, i2. 67 But JTT) is tlie rectangle contained by AB, BII, for AB isequal to BD ; and FH is the square on AH; theiefoi-e the rectangle ^i?,i?/ris equal to the square on AH. Wherefore tlu. straight line AB is divided at H, so that the rectangle A B, BH is equal to the square on AH.…
Geometry · Euclid's Elements · Mathematics, Greek
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