The Theory and Practice of Surveying: Containing All the Instructions Requisite for the Skilful Practice of this ArtJ.J. Harper, 1828 - 435 páginas |
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Página 4
... fourth section contains Geometrical Definitions , Theorems , and Problems , with the description and use of the Sector , Gunter's Scale , and other Mathematical drawing instruments , used by sur- veyors . The fifth section contains ...
... fourth section contains Geometrical Definitions , Theorems , and Problems , with the description and use of the Sector , Gunter's Scale , and other Mathematical drawing instruments , used by sur- veyors . The fifth section contains ...
Página 5
... fourth shows how to find the Variation of the Compass , with a description of the Azimuth Compass , and its use . In this edition is introduced a new set of accurate Mathematical Tables . Truth calls upon me to acknowledge , that the ...
... fourth shows how to find the Variation of the Compass , with a description of the Azimuth Compass , and its use . In this edition is introduced a new set of accurate Mathematical Tables . Truth calls upon me to acknowledge , that the ...
Página 19
... fourth , or required quantity , may be as much greater , or less than the third , as the second term is greater , or less than the first , then multiply the second and third terms together , and divide the product by the first term ...
... fourth , or required quantity , may be as much greater , or less than the third , as the second term is greater , or less than the first , then multiply the second and third terms together , and divide the product by the first term ...
Página 20
... fourth power . 8 32768 65 = Answer . EXAMPLES FOR EXERCISE . What is the second power of 3.05 ? Ans . 9.3025 . What is the third power of 85.3 ? Ans . 620650.477 . What is the fourth power of .073 ? Ans . 090028398241 . What is the ...
... fourth power . 8 32768 65 = Answer . EXAMPLES FOR EXERCISE . What is the second power of 3.05 ? Ans . 9.3025 . What is the third power of 85.3 ? Ans . 620650.477 . What is the fourth power of .073 ? Ans . 090028398241 . What is the ...
Página 21
... fourth root , because 3x3x3x3 = 3 + = 81 . Again , if 729 be the given power , and its cube root be required , the answer is 9 , for 9 × 9 x9 = 729 ; and if the sixth root of that num- ber be required , it is found to be 3 , for ...
... fourth root , because 3x3x3x3 = 3 + = 81 . Again , if 729 be the given power , and its cube root be required , the answer is 9 , for 9 × 9 x9 = 729 ; and if the sixth root of that num- ber be required , it is found to be 3 , for ...
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Términos y frases comunes
ABCD acres altitude Answer arch base bearing centre chains and links circle circumferentor Co-sec Co-tang column compasses contained cube root decimal difference of latitude Dist divided divisions divisor draw east Ecliptic edge EXAMPLE feet field-book figure four-pole chains given angle given number half the sum height Hence Horizon glass hypothenuse inches instrument length logarithm measure Meridian Altitude meridian distance method multiplied natural co-sine natural number natural sine Nonius number of degrees object observed off-sets opposite parallel parallelogram perches perpendicular plane prob PROBLEM proportional protractor Quadrant quotient radius rhombus right angles right line Secant sect semicircle Sextant side square root station subtract Sun's survey taken Tang tangent theo theodolite THEOREM trapezium triangle ABC trigonometry two-pole chains vane versed sine vulgar fraction whence