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 |
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Página 18
... acre , mile , yard , or any thing , is equal to of 3 acres , miles , yards , & c .; therefore if 3 be divided by 4 , the quotient is the answer required . Reduce to a decimal fraction . Answer .4 Reduce Reduce Reduce Reduce .48 .1146789 ...
... acre , mile , yard , or any thing , is equal to of 3 acres , miles , yards , & c .; therefore if 3 be divided by 4 , the quotient is the answer required . Reduce to a decimal fraction . Answer .4 Reduce Reduce Reduce Reduce .48 .1146789 ...
Página 19
... acre . Ans . .00035 . . Reduce 13 cents to the decimal of an eagle . Ans . .013 . Reduce 14 minutes to the decimal of a day . Ans . .00972+ Reduce 3 hours 46 minutes to the decimal of a week . Ans . RULE IN To find the value of Decimal ...
... acre . Ans . .00035 . . Reduce 13 cents to the decimal of an eagle . Ans . .013 . Reduce 14 minutes to the decimal of a day . Ans . .00972+ Reduce 3 hours 46 minutes to the decimal of a week . Ans . RULE IN To find the value of Decimal ...
Página 20
... acre . 4 = number of roods in an acre . 1.3500 40 = number of perches in a rood . 14.0000 The value , therefore , is 1 rood 14 perches . What is the value of .6875 of a yard ? 3 : = number of feet in a yard . 2.0625 12 = number of ...
... acre . 4 = number of roods in an acre . 1.3500 40 = number of perches in a rood . 14.0000 The value , therefore , is 1 rood 14 perches . What is the value of .6875 of a yard ? 3 : = number of feet in a yard . 2.0625 12 = number of ...
Página 21
... acres 3 roods of land can be purchased for 93 dollars 60 cents , how much will 15 acres 1 rood cost at that rate ? 3 acs . 3 rds . = 15 acs . 1 rd . 3.75 acres . 15.25 acres . $ 93 , 60 cents = $ 93.60 Then 3.75 15.25 : : 93.60 : 15.25 ...
... acres 3 roods of land can be purchased for 93 dollars 60 cents , how much will 15 acres 1 rood cost at that rate ? 3 acs . 3 rds . = 15 acs . 1 rd . 3.75 acres . 15.25 acres . $ 93 , 60 cents = $ 93.60 Then 3.75 15.25 : : 93.60 : 15.25 ...
Página 152
... acres ; because 10 square four - pole chains make an acre , and the remaining figures on the right are decimal parts of an acre . from the product , and if any figure be to Multiply the five figures to the right by four , cutting five ...
... acres ; because 10 square four - pole chains make an acre , and the remaining figures on the right are decimal parts of an acre . from the product , and if any figure be to Multiply the five figures to the right by four , cutting five ...
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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.