The Theory and Practice of Surveying: Containing All the Instructions Requisite for the Skilful Practice of this Art. With a New Set of Accurate Mathematical TablesHarper, 1832 - 348 páginas |
Dentro del libro
Resultados 1-5 de 38
Página 10
... proportion . ::: 66 66 equality . 66 square root . 3 " 66 S cube root , & c . difference between two numbers , when it is not known which is the greater . Thus , 5 + 3 , denotes that 3 is to be added to 5 . 6 - 2 , denotes that 2 is to ...
... proportion . ::: 66 66 equality . 66 square root . 3 " 66 S cube root , & c . difference between two numbers , when it is not known which is the greater . Thus , 5 + 3 , denotes that 3 is to be added to 5 . 6 - 2 , denotes that 2 is to ...
Página 12
... proportion : for ,, and 003 , which in the decimal form we denote by .3 , .03 , and .003 , are fractions , of which the first is ten times greater than the second ; and the second , ten times greater than the third . 10009 Hence it ...
... proportion : for ,, and 003 , which in the decimal form we denote by .3 , .03 , and .003 , are fractions , of which the first is ten times greater than the second ; and the second , ten times greater than the third . 10009 Hence it ...
Página 20
... 0053 of a mile ? 2 ft . 5 in . + Ans . 40 m . 58 sec . Ans . 1 per . 3 yds . What is the value of .036 of a day ? Ans . 51 ′ 50 ′′ 24 ′′ PROPORTION IN DECIMAL FRACTIONS . Having reduced all the fractional 20 DECIMAL FRACTIONS .
... 0053 of a mile ? 2 ft . 5 in . + Ans . 40 m . 58 sec . Ans . 1 per . 3 yds . What is the value of .036 of a day ? Ans . 51 ′ 50 ′′ 24 ′′ PROPORTION IN DECIMAL FRACTIONS . Having reduced all the fractional 20 DECIMAL FRACTIONS .
Página 21
... PROPORTION IN DECIMAL FRACTIONS . Having reduced all the fractional parts in the given quantities to their corresponding decimals , and having stated the three known terms , so that the fourth , or required quantity , may be as much ...
... PROPORTION IN DECIMAL FRACTIONS . Having reduced all the fractional parts in the given quantities to their corresponding decimals , and having stated the three known terms , so that the fourth , or required quantity , may be as much ...
Página 36
... PROPORTION , Or the Rule of Proportion in Logarithms . RULE . Having stated the three given terms according to the rule in common Arithmetic , write them orderly under one another , with the signs of proportion ; then add the logarithms ...
... PROPORTION , Or the Rule of Proportion in Logarithms . RULE . Having stated the three given terms according to the rule in common Arithmetic , write them orderly under one another , with the signs of proportion ; then add the logarithms ...
Otras ediciones - Ver todas
Términos y frases comunes
ABCD acres altitude arch azimuth base bearing blank line centre chains and links circle circumferentor co-sine column compasses contained cube root decimal diagonal diameter difference of latitude divided divisions divisor draw east ecliptic edge EXAMPLE feet field-book figure four-pole chains geometrical series given angle given number half the sum height Hence horizon glass hypothenuse inches instrument length logarithm manner measure meridian distance method multiplied needle nonius number of degrees object observed offsets opposite parallelogram perches perpendicular plane prob PROBLEM proportion protractor quadrant quotient radius rhombus right angles right line scale of equal SCHOLIUM screw secant sect sector semicircle side square root station stationary distance subtract suppose survey taken tangent theo theodolite THEOREM third trapezium triangle ABC trigonometry two-pole chains vane vulgar fraction whence
Pasajes populares
Página 173 - In like manner, when it is said, that " triangles on the same base, and between the same parallels, are equal...
Página 49 - 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 163 - RULE. From half the sum of the three sides subtract each side severally.
Página 41 - 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 97 - 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.
Página 41 - The radius of a circle is a right line drawn from the centre to the circumference.
Página 52 - Triangles upon equal bases, and between the same parallels, are equal to one another.
Página 24 - The square of the sum of two numbers is equal to the square of the first number plus twice the product of the first and second number plus the square of the second number.
Página 35 - DIVISION BY LOGARITHMS. RULE. From the logarithm of the dividend subtract the logarithm of the divisor, and the number answering to the remainder will be the quotient required.