A Treatise on Mensuration: Both in Theory and PracticeSaint, 1770 - 646 pages |
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Page 6
... double the radius , or a right line drawn through the center and terminated at the cir- cumference on each fide , as ACB , or DCE . An arc is any part of the circumference , as DFB , or DAEB . A chord is a right line ( DB ) terminated ...
... double the radius , or a right line drawn through the center and terminated at the cir- cumference on each fide , as ACB , or DCE . An arc is any part of the circumference , as DFB , or DAEB . A chord is a right line ( DB ) terminated ...
Page 79
... double APC B : APXPC 110 × 3 ° 52 = . PQ × PC + QD = 6 * 35 × 9′47 = 60 * 1345 = double CPQD , DQxQB = 5'95 × 3.65 . = 217175 = double D2B . the fum = 85.724 = double the whole figure , whofe half = 42.862 fquare chains = 4 acres , I ...
... double APC B : APXPC 110 × 3 ° 52 = . PQ × PC + QD = 6 * 35 × 9′47 = 60 * 1345 = double CPQD , DQxQB = 5'95 × 3.65 . = 217175 = double D2B . the fum = 85.724 = double the whole figure , whofe half = 42.862 fquare chains = 4 acres , I ...
Page 83
... double of the complement of the LCAP ( 64 ° ) in the heptagon . x8 ΕΞΟ If = 9 , the feries will become 8 ° + ; } 2 + so = oS + whofe root 9 6 4 45 { x } is the cofine of the double of the complement y of the angle CAP ( 70 ° ) in the ...
... double of the complement of the LCAP ( 64 ° ) in the heptagon . x8 ΕΞΟ If = 9 , the feries will become 8 ° + ; } 2 + so = oS + whofe root 9 6 4 45 { x } is the cofine of the double of the complement y of the angle CAP ( 70 ° ) in the ...
Page 84
... double of which -I we fhall have t = I - X y 21 Or , by writing inftead of x , or tt + 1 1 + 11 equations above , we fhall have , y x { } } } y is thecofine ? fine sthe ine instead of y , in the three First , t1 - 26t1 ° + 14318 — 245 ...
... double of which -I we fhall have t = I - X y 21 Or , by writing inftead of x , or tt + 1 1 + 11 equations above , we fhall have , y x { } } } y is thecofine ? fine sthe ine instead of y , in the three First , t1 - 26t1 ° + 14318 — 245 ...
Page 87
... double arc will be 1 % being 1 ; the tang . of an arc double to that of which will be I 1-25 21 -tt ' the radius is the tang . == , and the tangent of the double of this last is IOX12 120 - 25 144-25 119 ; which , being very nearly ...
... double arc will be 1 % being 1 ; the tang . of an arc double to that of which will be I 1-25 21 -tt ' the radius is the tang . == , and the tangent of the double of this last is IOX12 120 - 25 144-25 119 ; which , being very nearly ...
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abfciffa againſt alfo Alnwick alſo altitude angle area Verf bafe baſe becauſe breadth bung cafe cafk circle whofe circumference cofine cone confequently conftruction conjugate COROLLARY defcribe difference dimenfions diſtance ditto divided divifion ellipfe equal expreffed expreffion faid fame example fecond fection feet fegment feries fhall fide figure fimilar fince find the area firſt fixed axe fluxion folid fome fpheroid fpindle fquare fruftum fubtract fuch fuppofing furface gallons girt greateſt half head diameter hence hoof hyperbola inches interfecting laft laſt laſt problem lefs length meaſure method middle moſt multiply muſt Newcaſtle oppofite ordinate parabola paraboloid parallel perpendicular plane prob quotient radius rule Schoolmafter ſhall Sliding Rule ſphere ſquare ſtation tangent theſe thickneſs thofe thoſe tranfverfe trapezium triangle uſed vertex Wherefore whofe whofe height whole whoſe zone ΙΟ