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 8
... . ............. division . :::: ........ proportion . equality . ✓ square root . S 24 difference between two quantities when it is not known which is the greater . OF LOGARITHMS . LOGARITE MOGARITHMS are a series of numbers.
... . ............. division . :::: ........ proportion . equality . ✓ square root . S 24 difference between two quantities when it is not known which is the greater . OF LOGARITHMS . LOGARITE MOGARITHMS are a series of numbers.
Σελίδα 12
... greater in the table . Multiply this difference by the re- maining figure or figures of the given number , and cut off one or two figures to the right hand of the product , according as the multiplier consists of one or two figures ...
... greater in the table . Multiply this difference by the re- maining figure or figures of the given number , and cut off one or two figures to the right hand of the product , according as the multiplier consists of one or two figures ...
Σελίδα 13
... greater log . is 11991 Difference 32 Remaining figures 55 Product 17,60 Το 11959 Add 18 * Decimal part of the log . + 11977 As the given number is a decimal , and has one cipher between the decimal point and first significant figure ...
... greater log . is 11991 Difference 32 Remaining figures 55 Product 17,60 Το 11959 Add 18 * Decimal part of the log . + 11977 As the given number is a decimal , and has one cipher between the decimal point and first significant figure ...
Σελίδα 14
... greater or less ; then the three figures in the first column , marked No. which are in a line with the logarithm found , together with the figure at the top of the table directly above it , will form the number re- quired . Observing ...
... greater or less ; then the three figures in the first column , marked No. which are in a line with the logarithm found , together with the figure at the top of the table directly above it , will form the number re- quired . Observing ...
Σελίδα 15
... greater 59868 11 Diff . Divide 200 by 11 , and the quotient will be 18 , which annexed to the right hand of 3968 , the four figures alrea- dy found , makes 396818 ; therefore as the index is 4 , the required natural number is 39681.8 ...
... greater 59868 11 Diff . Divide 200 by 11 , and the quotient will be 18 , which annexed to the right hand of 3968 , the four figures alrea- dy found , makes 396818 ; therefore as the index is 4 , the required natural number is 39681.8 ...
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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.