## The Theory and Practice of Surveying: Containing All the Instructions Requisite for the Skilful Practice of this Art |

### From inside the book

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Write the figures of the subtrahend beneath those of the minuend according to the denom nation of their places , as directed in the

Write the figures of the subtrahend beneath those of the minuend according to the denom nation of their places , as directed in the

**rule**of addition ; then , beginning at the right hand , subtract as in whole numbers , and place the ... Page 10

In this example there are four decimal figures in the divisor , and none in the dividend ; therefore , according to the

In this example there are four decimal figures in the divisor , and none in the dividend ; therefore , according to the

**rule**, four ciphers are annexed to the dividend , which in this condition , is yet less than the divisor . Page 11

**RULE**II . To reduce Quantities of the same , or of different denominations to Decimal Fractions of higher denominations . If the given quantity consist of one denomination only , write it as the numerator of a vulgar fraction ... Page 18

**RULE**I 1 For extracting the Square Root . 1 1 R Separate the given number into periods of two figures , by putting a point over the place of units , another over the place of hundreds , and so on , over every second figure , both toward ... Page 20

Ans . 4.168333+ A GENERAL

Ans . 4.168333+ A GENERAL

**RULE**For extracting any Root whatever . Find by trial a number , which , when involved to the power denoted by the index of the required root , shall come nearest to the given number , whether greater or less ...### What people are saying - Write a review

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### Common terms and phrases

acres altitude angle Answer arch base bearing called centre chains chord circle Co-sec Co-sine Co-tang column compasses contained decimal degrees Dep Lat difference direct Dist distance divided divisions draw drawn east edge equal EXAMPLE extended feet figures fixed four fourth give given glass greater ground half hand height Hence Horizon inches laid land Lat Dep latitude length less logarithm manner marked measure meridian method minutes multiplied natural object observed opposite parallel perches perpendicular plane pole PROB proportion Quadrant quotient radius reduce remainder right angles right line root rule scale Secant sect side sights sine square station Sun's suppose survey taken Tang tangent theo third triangle true whole

### Popular passages

Page 38 - The angle in a semicircle is a right angle ; the angle in a segment greater than a semicircle is less than a right angle ; and the angle in a segment less than a semicircle is greater than a right angle.

Page 25 - 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.

Page 199 - RULE. From half the sum of the three sides subtract each side severally.

Page 106 - C' (89) (90) (91) (92) (93) 112. In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference.

Page 27 - The VERSED SINE of an arc is that part of the diameter which is between the sine and the arc. Thus BA is the versed sine of the arc AG.