A System of Geometry and Trigonometry: Together with a Treatise on Surveying: Teaching Various Ways of Taking the Survey of a Field; Also to Protract the Same and Fine the Area. Likewise, Rectangular Surveying; Or, an Accurate Method of Calculating the Area of Any Field Arithmetically, Without the Necessity of Plotting It. To the Whole are Added Several Mathematical Tables ... with a Particular Explanation ... and the Manner of Using Them ...O. D. Cooke, 1813 - 168 σελίδες |
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Αποτελέσματα 1 - 5 από τα 24.
Σελίδα 6
... Problems for the mensuration of Superficies , as also the Mathematical Tables at the end , will be found useful for many other purposes . It would be well , therefore , for those who do not intend to become practical Surveyors to ...
... Problems for the mensuration of Superficies , as also the Mathematical Tables at the end , will be found useful for many other purposes . It would be well , therefore , for those who do not intend to become practical Surveyors to ...
Σελίδα 7
... Problems nec . essary for Trigonometry and Surveying . The System of Trigonometry is also divided into two parts ; and ... Problem for ascertaining the true Area of a Field which has been measured by a Chain too long or too short . Part ...
... Problems nec . essary for Trigonometry and Surveying . The System of Trigonometry is also divided into two parts ; and ... Problem for ascertaining the true Area of a Field which has been measured by a Chain too long or too short . Part ...
Σελίδα 8
... Problems and Rules for dividing Land and determining the true Course and Distance of dividing Lines , or from one part of a Field to another . To this is added an Appendix concerning the Variation of the Compass and Attraction of the ...
... Problems and Rules for dividing Land and determining the true Course and Distance of dividing Lines , or from one part of a Field to another . To this is added an Appendix concerning the Variation of the Compass and Attraction of the ...
Σελίδα 14
... Problems . PROBLEM I. To draw a Line parallel to another Line at any given distance as at the point D to make a Line , parallel to the Line AB . PLATE 1. Fig . 22 . With the Dividers take the nearest distance between the Point D and the ...
... Problems . PROBLEM I. To draw a Line parallel to another Line at any given distance as at the point D to make a Line , parallel to the Line AB . PLATE 1. Fig . 22 . With the Dividers take the nearest distance between the Point D and the ...
Σελίδα 15
... PROBLEM III . To erect a Perpendicular from the end , or any part of a given Line . Fig . 24 . Open the Dividers to any convenient distance , as from D to A , and with one foot on the Point D , from which the Perpendicular is to be ...
... PROBLEM III . To erect a Perpendicular from the end , or any part of a given Line . Fig . 24 . Open the Dividers to any convenient distance , as from D to A , and with one foot on the Point D , from which the Perpendicular is to be ...
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A System of Geometry and Trigonometry: Together with a Treatise on Surveying ... Able Flint Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
A System of Geometry and Trigonometry: Together with a Treatise on Surveying ... Able Flint Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Δημοφιλή αποσπάσματα
Σελίδα 26 - As the base or sum of the segments Is to the sum of the other two sides, So is the difference of those sides To the difference of the segments of the base.
Σελίδα 23 - The square of the hypothenuse is equal to the sum of the squares of the other two sides ; as, 5033 402+302.
Σελίδα 8 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, &c.
Σελίδα 25 - TO THEIR DIFFERENCE ; So IS THE TANGENT OF HALF THE SUM OF THE OPPOSITE ANGLES', To THE TANGENT OF HALF THEIR DIFFERENCE.
Σελίδα 25 - The solution of this CASE depends on the following PROPOSITION. In every Plane Triangle, As the Sum of any two Sides ; Is to their Difference ; So is the Tangent of half the Sum of the two opposite Angles ; To the Tangent of half the Difference between them. Add this half difference to half the Sum of the Angles and you will have the greater Angle ; and...
Σελίδα 8 - The radius of a circle is a line drawn from the centre to the circumference, as A, B.
Σελίδα 40 - Field work and protraction are truly taken and performed ; if not, an error must have been committed in one of them : In such cases make a second protraction ; if this agrees with the former, it is to be presumed the fault is in the Field work ; a re-survey must then be taken.
Σελίδα 40 - Let his attention first be directed to the map, and inform him that the top is north, the bottom south, the right hand east, and the left hand west.