The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 334
sm 8 = 1 ———= 4 11= 9 nearly.18 Let us substitute 4° 10, and 4 for 8 in (A.) then we have 4 cos 72-2 sin 40= 1-0965550 (a) 4 cos 188—2 sin « ^ l-OOOOOOO (6) 4 cos 75°-2 sin 4 10 = -8899600 (c) f-2065950= (d-c) 75-72^= 3= IbO-^ 0965550= (a-6) 84-125= 1° 24125, which, whenc As 206595 t 96555 : :… … A^ajf C O A 9 o^ ■ ^<i II. Let r= 7, c = 2, and ?i= 7, f = -2857142 = cos A O Bario 24cos 73° 24 nearly, —r^— = 5 14 = 8 nearly. Let us substitute 5 and 5^ 10 for 8 in equation (A,) which becomes J- cos 148— 2 sin 8= 1, and we have i cos 70° : 0 - 2 sin 5 0= 1-0227589 (a)I cos 14 8 - 2 sin 8 =…
Architecture · Civil engineering · Science
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