A Treatise on Practical Mensuration in Eight Parts ...T. Wilson and sons; and sold by Longman, Hurst, Rees, Orme, Brown, and Green, 1824 - 434 pages |
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Page vii
... taken , the results must , of course , be incorrect . The work is divided into Eight Parts ; and some of these Parts are again subdivided into Sections . Part the First contains Practical Geometry , and a few of the most useful ...
... taken , the results must , of course , be incorrect . The work is divided into Eight Parts ; and some of these Parts are again subdivided into Sections . Part the First contains Practical Geometry , and a few of the most useful ...
Page 12
... taken together , must be greater than the third . ( Euclid I. 22. ) Let the given lines be AB = 12 , AC 12 ( PART I. ) GEOMETRICAL To find the centre of a given circle, or one ready described, make a triangle with three given lines.
... taken together , must be greater than the third . ( Euclid I. 22. ) Let the given lines be AB = 12 , AC 12 ( PART I. ) GEOMETRICAL To find the centre of a given circle, or one ready described, make a triangle with three given lines.
Page 34
... taken in lineal mea- sure . Sometimes they are taken in inches and tenths ; sometimes in feet , inches , and parts ; sometimes in feet , tenths , and hundredths ; and sometimes in chains and links ; and the area of any figure is ...
... taken in lineal mea- sure . Sometimes they are taken in inches and tenths ; sometimes in feet , inches , and parts ; sometimes in feet , tenths , and hundredths ; and sometimes in chains and links ; and the area of any figure is ...
Page 45
... taken from half their sum , the remainder will be the less leg . EXAMPLES . 1. In the right - angled triangle ABC , are given the base AB 36 , and the perpendicular BC 27 , to find the hypothenuse AC . C A B Here 362272 1296 + 729 ...
... taken from half their sum , the remainder will be the less leg . EXAMPLES . 1. In the right - angled triangle ABC , are given the base AB 36 , and the perpendicular BC 27 , to find the hypothenuse AC . C A B Here 362272 1296 + 729 ...
Page 47
... taken upon either of the diagonals . D C F A E B Here 3243 x 1168237878242 = 1893912 14740802737490 , the area of the triangle ABD . Also , 2418 x 610 2 the area of the triangle BCD . Then 18939127374902681402 square links = 26a . 1r ...
... taken upon either of the diagonals . D C F A E B Here 3243 x 1168237878242 = 1893912 14740802737490 , the area of the triangle ABD . Also , 2418 x 610 2 the area of the triangle BCD . Then 18939127374902681402 square links = 26a . 1r ...
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Common terms and phrases
18 feet 9 inches ABCD absciss acre altitude arch architraves avoirdupois base bottom brick building canal cask centre chains chord circle circular circumference column cone contain cornice cubic foot cubic inches cubic yards cylinder deducted depth diagonal distance ditto divided door eaves ellipse equal EXAMPLES feet 6 inches feet 9 figure find the area find the solidity floor foot found by Problem frustum given greater end ground half the sum head diameter hyperbola length less end malt bushels measure method miles Note ordinate parallel perpendicular perpendicular height piece of timber polygon prism quarter girt quotient radius regular polygon remainder Required the solidity rhombus right angle roods roof segment side slant height Sliding Rule solidity required spindle square root square yard stone surface thickness transverse diameter trapezium trapezoid tree triangle ullage versed sine vessel wall whole window wine gallons wood
Popular passages
Page 7 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.
Page 196 - The monarch oak, the patriarch of the trees, Shoots rising up, and spreads by slow degrees ; Three centuries he grows, and three he stays, Supreme in state, and in three more decays...
Page 27 - ... are equal to two right angles. Let ABC be a triangle, and let one of its sides BC be produced to D ; the exterior angle ACD is equal to the two interior and opposite angles CAB, ABC ; and the three interior angles of the triangle, viz. ABC, BCA, CAB, are together equal to two right angles.
Page 308 - An Account of the Mode of Draining Land, according to the System practised by Mr. Joseph Elkington.
Page 48 - RULE.* Multiply the sum of the parallel sides by the perpendicular distance between them, and half the product will be the area.
Page 42 - From half the sum of the three sides, subtract each side severally ; multiply the half sum, and the three remainders together, and the square root of the product will be the Area required. Example. — Required the Area of a Triangle, whose sides are 50, 40, and 30 feet. 50 + 40 + 30.. fin half sum of the three sides.
Page 8 - A circle is a plane figure bounded by a curved line called the circumference, every point of which is equally distant from a point within called the center, Fig.
Page 135 - Persepolis, left standing upright ; one is 70 feet above the plane, and the other 50 ; in a straight line between these, stands an ancient...
Page i - Nesbit's Mensuration, and Key. A Treatise on Practical Mensuration : containing the most approved Methods of drawing Geometrical Figures; Mensuration of Superficies; Land Surveying; Mensuration of Solids ; the Use of the Carpenter's Rule ; Timber Measure, in which is shewn the method of Measuring and Valuing Standing Timber ; Artificers' Works, illustrated by the Dimensions and Contents of a House; a Dictionary of the Terms used in Architecture, &c.
Page 227 - WORK. Plasterers' work is principally of two kinds; namely, plastering upon laths, called ceiling, and plastering upon walls or partitions made of framed timber, called rendering. In plastering upon walls, no deductions are made except for doors and windows, because cornice, festoons, enriched moldings, etc., are put on after the room is plastered.