## A Treatise of Practical Surveying: Which is Demonstrated from Its First Principles ... |

### Dentro del libro

Resultados 1-5 de 5

Página 14

Having divided as in whole numbers , annexing cyphers to the dividend if they be

wanted ; the decimal places in the divisor and

the dividend , and the defect supplied by prefixing cyphers to the

Having divided as in whole numbers , annexing cyphers to the dividend if they be

wanted ; the decimal places in the divisor and

**quotient**must be equal to those inthe dividend , and the defect supplied by prefixing cyphers to the

**quotient**. Página 16

Because the number of decimal figures in the divisor and dividend , are alike , the

115040 207920 194240 57440 260240 8912 There being 4 decimal figures in ...

Because the number of decimal figures in the divisor and dividend , are alike , the

**quotient**will be integers . Divide 2.00000 by 3.1416 3.1416 ) 2.000000.636618115040 207920 194240 57440 260240 8912 There being 4 decimal figures in ...

Página 19

Let the double of the said root be made a divisor to all the figures of that last

remainder , except the last ; put the

from the ...

Let the double of the said root be made a divisor to all the figures of that last

remainder , except the last ; put the

**quotient**thereof with the root , or former**quotient**; and having multiplied it into the numbers so formed , deduct the productfrom the ...

Página 20

29,81,16 ( 546 25 104 ) 481 416 1086 ) .6516 6516 Because the number of

figures in the given square number is even , we find the nearest square number

to the two first figures 29 , which is 25 , the root whereof , 5 , we set in the

...

29,81,16 ( 546 25 104 ) 481 416 1086 ) .6516 6516 Because the number of

figures in the given square number is even , we find the nearest square number

to the two first figures 29 , which is 25 , the root whereof , 5 , we set in the

**quotient**...

Página 75

What is the

2.91803 1.36173 Difference 1.55630 its number is 36 the

Again , what is the

Take the ...

What is the

**quotient**of 828 by 23 ? From the log . of 828 Take the log . of 232.91803 1.36173 Difference 1.55630 its number is 36 the

**quotient**required .Again , what is the

**quotient**of 30550 by 47 ? From the log . of 30550 4.48501Take the ...

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### Términos y frases comunes

acres angle Answer base bearing called centre chains chord circle Co-sec Co-sine Co-tang column contained decimal difference direct distance divided division draw drawn east edge equal EXAMPLE feet field field-book figures four four-pole fourth give given greater ground half height Hence inches laid land Lat Dep length less logarithm manner measure method multiplied needle object observe opposite parallel perches perpendicular plain plane Plate pole prob PROBLEM proportion quantity quotient radius reduce remainder right angles right line root scale Secant sect side sights sine square station suppose survey taken Tang tangent theo THEOREM third triangle triangle ABC true turn variation whence whole

### Pasajes populares

Página 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.

Página 207 - ... that triangles on the same base and between the same parallels are equal...

Página 40 - 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.

Página 43 - Triangles upon equal bases, and between the same parallels, are equal to one another.

Página 103 - TO THEIR DIFFERENCE ; So IS THE TANGENT OF HALF THE SUM OF THE OPPOSITE ANGLES', To THE TANGENT OF HALF THEIR DIFFERENCE.

Página 31 - Figures which consist of more than four sides are called polygons ; if the sides are all equal to each other, they are called regular polygons. They sometimes are named from the number of. their sides, as a five-sided figure is called a pentagon, one of six sides a hexagon, &"c.

Página 31 - ... they are called regular polygons. They sometimes are named from the number of their sides, as a five-sided figure is called a pentagon, one of. six sides a hexagon, &c. but if their sides are not equal to each other, then they are called irregular polygons, as an irregular pentagon, hexagon, &c.

Página 45 - The hypothenuse of a right-angled triangle may be found by having the other two sides ; thus, the square root of the sum of the squares of the base and perpendicular, will be the hypothenuse. Cor. 2. Having the hypothenuse and one side given to find the other; the square root of the difference of the squares of the hypothenuse and given side will be the required side.

Página 265 - As the length of the whole line, Is to 57.3 Degrees,* So is the said distance, To the difference of Variation required. EXAMPLE. Suppose it be required to run a line which some years ago bore N. 45°.

Página 32 - Things that are equal to one and the same thing are equal to one another." " If equals be added to equals, the wholes are equal." " If equals be taken from equals, the remainders are equal.