A Treatise on Surveying, Containing the Theory and Practice: To which is Prefixed a Perspicuous System of Plane Trigonometry. The Whole Clearly Demonstrated and Illustrated by a Large Number of Appropriate Examples. Particularly Adapted to the Use of SchoolsKimber & Richardson, 1814 - 346 σελίδες |
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Σελίδα 111
... departure will be the first meri- dian distance , which place in the column of meridian distances opposite the said ... latitude , and place the products in the columns of north or south area according as the latitude is north or south ...
... departure will be the first meri- dian distance , which place in the column of meridian distances opposite the said ... latitude , and place the products in the columns of north or south area according as the latitude is north or south ...
Σελίδα 112
... latitude , and there is no departure . The fifth course being west , the distance EF is the departure , and there is no difference of latitude . The sum of the northings is Ag + Fr + Gh = ab + eG + Gh = ab + eh = bh + ha + eh = eb + ah ...
... latitude , and there is no departure . The fifth course being west , the distance EF is the departure , and there is no difference of latitude . The sum of the northings is Ag + Fr + Gh = ab + eG + Gh = ab + eh = bh + ha + eh = eb + ah ...
Σελίδα 113
... latitude and departure would both be lessened by lessening the latitude and departure corresponding to that side , it would be proper to deduct a few links from the distance and take out the latitude and departure again , previous to ...
... latitude and departure would both be lessened by lessening the latitude and departure corresponding to that side , it would be proper to deduct a few links from the distance and take out the latitude and departure again , previous to ...
Σελίδα 116
... .25 57.70 57.70 61.80 61.80 ] 57.57 61.68 . .28 Er . N. .25 Er . E. Area 110 A , SR . 6P . 4501.8985 2286.1616 ! 2286.1616 2 ) 2215.7369 1107.86845 Sq.Ch. RULE 2 . 1. Find the latitude and departure corresponding 116 MEASURING LAND .
... .25 57.70 57.70 61.80 61.80 ] 57.57 61.68 . .28 Er . N. .25 Er . E. Area 110 A , SR . 6P . 4501.8985 2286.1616 ! 2286.1616 2 ) 2215.7369 1107.86845 Sq.Ch. RULE 2 . 1. Find the latitude and departure corresponding 116 MEASURING LAND .
Σελίδα 117
... latitude and departure corresponding to each course and distance , and correct them as directed in the preceding rule . 2. Beginning at the first station of the survey , or any other convenient place , the first departure will be the ...
... latitude and departure corresponding to each course and distance , and correct them as directed in the preceding rule . 2. Beginning at the first station of the survey , or any other convenient place , the first departure will be the ...
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A Treatise on Surveying: Containing the Theory and Practice: To Which Is ... John Gummere Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
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Σελίδα 2 - An Act for the encouragement of learning, by securing the copies of maps, charts, and books, to the authors and proprietors of such copies during the times therein mentioned." And also to the act, entitled " An Act supplementary to an Act, entitled, " An Act for the encouragement of learning, by securing the copies of maps, charts, and books, to the authors and proprietors of such copies during the time therein mentioned," and extending the benefits thereof to the arts of designing, engraving, and...
Σελίδα 97 - To find the Area of a Triangle when the Three Sides are given. Rule. — From half the sum of the three sides subtract each side separately.
Σελίδα 43 - The angle at the centre of a circle is double of the angle at the circumference upon the same base, that is, upon the same part of the circumference.
Σελίδα 34 - 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.
Σελίδα 2 - Co. of the said district, have deposited in this office the title of a book, the right whereof they claim as proprietors, in the words following, to wit : " Tadeuskund, the Last King of the Lenape. An Historical Tale." In conformity to the Act of the Congress of the United States...
Σελίδα 85 - A maypole, whose top was broken off by a blast of wind, struck the ground at 15 feet distance from the foot of the pole: what was the height of the whole maypole, supposing the broken piece to measure 39 feet in length ? Ans.
Σελίδα 25 - A plane rectilineal angle is the inclination of two straight lines to one another, which meet together, but are not in the same straight line.
Σελίδα 26 - Parallel straight lines are such as are in the same plane, and which being produced ever so far both ways, do not meet.
Σελίδα 91 - PROBLEM I. To find the area of a parallelogram; whether it be a square, a rectangle, a rhombus, or a rhomboides. RULE.* Multiply the length by the perpendicular height, and the product will be the area.
Σελίδα 96 - If one side and the angles are given ; then As the product of radius and the sine of the angle opposite the given side, To the product of the sines of the two other angles ; So is the square of the given side, To twice the area of the triangle. If PC (Fig.