A complete treatise on practical land-surveying1870 |
Dentro del libro
Página 18
... Let ABC be a right - angled triangle , having the right angle BAC ; the square of the side BC is equal to the sum of the squares of the sides AB and AC ( Euc . i . 47 ; Simp . ii . 8 ; Em . ii . 21 ) . B THEOREM VIII . Let ABC be a ...
... Let ABC be a right - angled triangle , having the right angle BAC ; the square of the side BC is equal to the sum of the squares of the sides AB and AC ( Euc . i . 47 ; Simp . ii . 8 ; Em . ii . 21 ) . B THEOREM VIII . Let ABC be a ...
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Términos y frases comunes
acres allotment Area 7a base base-line centre chain chain-line circumferentor Commissioners compass constructed the figure convenient cross cross-staff curve cutting diag diagonal direction distance ditto divided Double areas Draw a line Draw the line embankments equal erect the perpendicular Examples feet fences field field-book find its area find the area find the perpendicular following dimensions following notes given gonal ground hill horizontal hypotenusal inches inclosure Indian ink insets Lay the ruler learner length line BC main-line manner mark the temporary measure method move it parallel Offsets taken parallel ruler perches plan and area plane Plate plotting-scale PROBLEM proof-line quadrant radius railway range range W rectangle rhombus right angles right line right-angled triangle river scale scalene triangle side sine slopes square links station surface survey surveyor tangent temporary line theodolite trapezium ABCD trapezoid triangle ABC trigonometry Valuer whole width
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