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 TablesA. S. Barnes, 1839 - 412 páginas |
Dentro del libro
Resultados 1-5 de 28
Página 18
... REDUCTION OF DECIMALS RULE I. To reduce a Vulgar Fraction to a Decimal of the same value . Having annexed a sufficient number of ciphers , as decimals , to the numerator of the vulgar fractions , divide by the denomi- nator ; and the ...
... REDUCTION OF DECIMALS RULE I. To reduce a Vulgar Fraction to a Decimal of the same value . Having annexed a sufficient number of ciphers , as decimals , to the numerator of the vulgar fractions , divide by the denomi- nator ; and the ...
Página 19
... reduce likewise that quantity whose fraction is sought to the same denomina- tion , for the denominator of a vulgar fraction ; then divide as before directed . EXAMPLES . Reduce 9 inches to the decimal of a foot . The foot being equal ...
... reduce likewise that quantity whose fraction is sought to the same denomina- tion , for the denominator of a vulgar fraction ; then divide as before directed . EXAMPLES . Reduce 9 inches to the decimal of a foot . The foot being equal ...
Página 20
... mile ? 2 ft . 5 in . + Ans . 3 per . 1 yd . Ans . 40 m . 58 sec . Ans . 1 per . 3 yds . PROPORTION IN DECIMAL FRACTIONS . Having reduced all the fractional What is the value of .036 of a day ? Ans . 51 ' 50 " 24 " " 20 DECIMAL FRACTIONS .
... mile ? 2 ft . 5 in . + Ans . 3 per . 1 yd . Ans . 40 m . 58 sec . Ans . 1 per . 3 yds . PROPORTION IN DECIMAL FRACTIONS . Having reduced all the fractional What is the value of .036 of a day ? Ans . 51 ' 50 " 24 " " 20 DECIMAL FRACTIONS .
Página 21
... 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 greater or less than the third as the second ...
... 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 greater or less than the third as the second ...
Página 24
... reduce it to its simplest form , if it be not so already , and extract the root of both terms , if they be complete powers : otherwise divide the root of their product by the denominator . The root may also be found by reducing the ...
... reduce it to its simplest form , if it be not so already , and extract the root of both terms , if they be complete powers : otherwise divide the root of their product by the denominator . The root may also be found by reducing the ...
Otras ediciones - Ver todas
Términos y frases comunes
ABCD acres altitude arch base bearing blank line centre chains and links circle circumferentor column compasses contained Cosine Sine 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 multiplied needle nonius number of degrees object observed opposite parallelogram perches perpendicular plane prob PROBLEM proportion protractor quadrant quotient radius rhombus right angles right line scale of equal screw secant sect sector semicircle side Sine Cotang square root station stationary distance subtract suppose survey taken Tang tangent theo theodolite THEOREM trapezium triangle ABC trigonometry two-pole chains vane vulgar fraction whence
Pasajes populares
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 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 41 - The radius of a circle is a right line drawn from the centre to the circumference.
Página 45 - A lemma is something which is premised, or demonstrated, in order to render what follows more easy. A corollary is a consequent truth derived immediately from some preceding truth or demonstration.
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.
Página 21 - Then multiply the second and third terms together, and divide the product by the first term: the quotient will be the fourth term, or answer.