A treatise on mensuration, both in theory and practice. The second edition, with many additionsG. G. J.&J. Robinson, 1788 - 16 pages |
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Page 24
... distance to one fide , defcribe the inner circle ; and with the distance to one angle , defcribe the outer circle . PROBLEM XXXIII . In , or about , a given Circle , to defcribe a Square , or an - Octagon . Draw two diameters AB , CD ...
... distance to one fide , defcribe the inner circle ; and with the distance to one angle , defcribe the outer circle . PROBLEM XXXIII . In , or about , a given Circle , to defcribe a Square , or an - Octagon . Draw two diameters AB , CD ...
Page 25
... distance of the radius , defcribe the arc BOF . Then is AB the fide of the hexagon ; and there- fore carrying it fix times round will form the hexagon , B C A F D or divide the circumference into fix equal parts , each containing 60 ...
... distance of the radius , defcribe the arc BOF . Then is AB the fide of the hexagon ; and there- fore carrying it fix times round will form the hexagon , B C A F D or divide the circumference into fix equal parts , each containing 60 ...
Page 59
... DISTANCES , & C . B Y the menfuration and protraction of lines and angles , we determine the lengths , heights , depths , or distances of bodies and objects . And this branch Where a , b , c , are the halves of the three fides of the ...
... DISTANCES , & C . B Y the menfuration and protraction of lines and angles , we determine the lengths , heights , depths , or distances of bodies and objects . And this branch Where a , b , c , are the halves of the three fides of the ...
Page 62
... distance with the height of the center of the inftrument added . EXAMPLE II . From the edge of a ditch of 18 feet ... DISTANCES . [ Part i .
... distance with the height of the center of the inftrument added . EXAMPLE II . From the edge of a ditch of 18 feet ... DISTANCES . [ Part i .
Page 63
... viz . that of the nearer 57 ° , and that of the farther 25 ° : what is the distance between the two trees , and the diftance of each from the bottom of the tower ? As 1 : 6494076 BAC = 33 ° ) ( 2 As Sect . 3. ] 63 HEIGHTS AND DISTANCES .
... viz . that of the nearer 57 ° , and that of the farther 25 ° : what is the distance between the two trees , and the diftance of each from the bottom of the tower ? As 1 : 6494076 BAC = 33 ° ) ( 2 As Sect . 3. ] 63 HEIGHTS AND DISTANCES .
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abfcifs againſt alfo altitude angle area fine area bafe baſe becauſe breadth bung cafe cafk chains circle whofe circumference cofine cone confequently conjugate Corol corollary curve defcribe diagonal dimenfions diſtance divided divifion draw ellipfe equal expreffed expreffion faid fame example fecond fection feet fegment feries fhall fides figure fimilar fince find the Area firft firſt fluxion folid fome fphere fpheroid fpindle fquare fruftum ftands ftation fubtract fuch fuppofing furface gallons given greateſt half hence hoof hyperbola inches inftrument inſtead interfecting laft laſt problem lefs length meaſure multiply muſt nearly oppofite ordinate parabola paraboloid parallel perpendicular plane prob quotient radius rule SCHOLIUM ſhall Sliding Rule tangent thefe theſe thofe thoſe tranfverfe trapezium triangle uſed Verf whofe whofe height whole whoſe ΙΟ