A Complete Treatise on Practical Land-surveying: In All Its Departments ; Designed Chiefly for the Use of Schools and Private Students
Longman, Brown, Green, and Longmans, 1847 - 426 páginas
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A B C acres angle base Begin breadth called centre chains common constructed contain convenient correct cross curve cutting depths describe Diag diagonal dimensions direction distance divided Double areas draw drawn equal erect EXAMPLES fall feet fences field figure fixed four give given ground half height hence hill horizontal hypothenusal inches laid land length manner mark mean measure method move multiply necessary Note observed obtained offsets opposite parallel perpendicular persons Plate practice PROBLEM quantity radius railway Range reduced represent respectively right-angled river road RULE ruler scale side similar slopes square square links station surface survey Surveyors Table taken tangent temporary line trapezium Trapezoid triangle whole width yards
Página 331 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Página 275 - And, he gave it for his opinion, that, whoever could make two ears of corn, or two blades of grass, to grow upon a spot of ground where only one grew before, would deserve better of mankind, and do more essential service to his country, than the whole race of politicians put together.
Página 87 - From half the sum of the three sides subtract each side severally; multiply the half sum and the three remainders continually together, and the square root of the last product will be the area.* * DEMONSTRATION.
Página 6 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.
Página 275 - An Act to facilitate the Inclosure and Improvement of Commons and Lands held in common, the Exchange of Lands, and the Division of intermixed Lands ; to provide Remedies for defective or incomplete Executions, and for the Non -execution of the Powers of general and local Inclosure Acts; and to provide for the Revival of such Powers in certain cases...
Página 262 - I AB do solemnly and sincerely declare that I will faithfully, impartially, and honestly, according to the best of my skill and ability, execute the duty of making the valuation hereby referred to me.
Página 18 - If a side of any triangle be produced, the exterior angle is equal to the two interior and opposite angles; and the three interior angles of every triangle are together equal to two right angles.
Página 76 - RULE. — To the sum of the first and last ordinates, add four times the sum of all the even ordinates, and twice the sum of all the odd ordinates...
Página 7 - A sector is any part of a circle bounded by an arc, and two radii drawn to its extremities.