The elements of Euclid for the use of schools and colleges; comprising the first six books and portions of the eleventh and twelfth books; (1903)
Euclid, Todhunter, I. (Isaac), 1820-1884, ed. edt, Simson, Robert, 1687-1768, ed. edt · London; New York, Macmillan · leaf 88
CH=aHCD=aBHD, etc.] 3. The triangle EKC is half of the complement BK. 4. The triangles EKC, HKC are equal. 76 EUCLIDS ELEMENTS. Proposition 44. Problem. To a given straight line to apply a parallelogram^ which shall heequal to a given triangle, and have one of its angles equal to agiven rectilineal… … Construction. Make the parallelogram BEFG equal to theA C, and having the angle EBG equal to the angle D, so thatBE may be in the same straight line with AB; [I. 42. produce FG to H; through A draw AH parallel to BG or EF, [I. 31. and join HB. Because the straight line HF meets the parallels AH,…
Euclid's Elements · Geometry · Mathematics, Greek
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