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

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X or multiplication .

X or multiplication .

**division**. proportion . equality . square root . cube root , & c . diff . between two numbers when it is not known which is the greater ' . Thus , 5 + 3 , denotes that 3 is to be added to 5 . Page 7

**DIVISION**OF DECIMALS . Divide as in whole numbers ; observing that the divisor and quotient together must contain as many decimal places as there are in the dividend . If , therefore , the dividend have just as many places of decimals ... Page 10

A cipher must then be put in the quotient , in the place of integers , and other ciphers annexed to the dividend ; and the

A cipher must then be put in the quotient , in the place of integers , and other ciphers annexed to the dividend ; and the

**division**being now performed , the decimal figures of the quotient are obtained . Divide 7234.5 by 6.5 Quotient ... Page 18

Find the greatest square in the first period on the left hand , and write its root on the right hand of the given number , in the manner of a quotient figure in

Find the greatest square in the first period on the left hand , and write its root on the right hand of the given number , in the manner of a quotient figure in

**division**. Subtract the square , thus found , from the said period , and to ... Page 23

LOGARITHMS are a series of numbers , so contri , ved , that by them the work of mutiplication may be performed by addition ; and the operation of

LOGARITHMS are a series of numbers , so contri , ved , that by them the work of mutiplication may be performed by addition ; and the operation of

**division**may be done by subtraction . Or - Logarithms are the indices , or series of ...### 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.