 | Abel Flint - Surveying - 1804 - 226 pages
...contained Angle, that is, the Angle made by those Sides, are given, the Area may be found as follows : Add together the Logarithms of the two Sides and the...another 85 and the Angle contained between them 28° 5'. Demanded the Area. One Side, 105 2.02119 The other Side, 85 - - 1.92942 Sine Angle, 28° 5' - -... | |
 | Abel Flint - Surveying - 1808 - 190 pages
...contained Angle, that is, the Angle made by those Sides, are given, the Area may be found as follows : Add together the Logarithms of the two Sides and the...another 85 and the Angle contained between them 28° 5'. Demanded the Area. One Side, 105 - - - 2.02119 The other Side, 85 - - 1.92942 Sine Angle, 28°... | |
 | Abel Flint - Deeds - 1818 - 184 pages
...contained Angle, that is, the Angle made by those Sides, are given, the Area may be found as follows : Add together the Logarithms of the two Sides and the...EXAMPLE. Suppose a Triangle one of whose Sides is 1 05 Rods and another 85, and the Angle contained between them 28° 5'. Demanded the Area. One Side,... | |
 | Abel Flint - Geometry - 1835 - 368 pages
...contained angle, that is, the angle made by those sides, are given, the area may be found as follows: Add together the logarithms of the two sides and the...another 85, and the angle contained between them 28° 5'. Demanded the area. One side, 105 - - - - . 2.021189 The other side, 85 - - - - 1.929419 Sine angle,... | |
 | Abel Flint - Geometry - 1835 - 366 pages
...contained angle, that is, the angle made by those sides, are given, the area may be found as follows: Add together the logarithms of the two sides and the...logarithmic sine of the angle; from their sum subtract the lofarithm of radius, the remainder will be the logarithm of ouble the area. EXAMPLE. Suppose a triangle... | |
 | Adrien Marie Legendre - Geometry - 1836 - 394 pages
...altitude 25£ feet. Ans. 68.736] CASK II When two sides and their included angle are given. RULE. — Add together the logarithms of the two sides and the logarithmic sine of their included angle ; from this sum subtract the logarithm of the radius, which is 1 0, and the remainder... | |
 | Abel Flint - Geometry - 1837 - 338 pages
...contained angle, that is, the angle made by those sides, are given, the area may be found as follows : Add together the logarithms of the two sides, and the logarithmic sine of the angle ; from their sum substract the logarithm of radius, the remainder will be the logarithm of double the area. EXAMPLE.... | |
 | Charles Davies - Navigation - 1837 - 342 pages
...altitude 9.67 chains? Ms. ~iA iR 38 P, SECOND METHOD. Measure two sides and their included angle. Then, add together the logarithms of the two sides and the logarithmic sine of their included angle ; from this sum subtract the logarithm of the radius, which is 10, and the remainder... | |
 | Abel Flint - Geometry - 1839 - 340 pages
...together the logarithms of the two sides, and the logarithmic sine of the angle ; from their sum substract the logarithm of radius, the remainder will be the logarithm of double the area. EXAMPLE. Suppose a triapgle, one of whose sides is 105 rods, and another 85, and the angle contained between them 28°... | |
 | Charles Davies - Surveying - 1839 - 376 pages
...altitude 9.67 chains 1 JSns. lA iR 38 P SECOND METHOD. x Measure two sides and their included angle. Then, add together the logarithms of the two sides and the logarithmic sine of their included angle ; from this sum subtract the logarithm of the radius, which is 10, and the remainder... | |
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... radius, which is 10, and the remainder will be the logarithm of double the area of the triangle. Find, from the table, the number answering to this logarithm, and divide it by 2 ; the quotient will be the required area (Geom. 
