A complete treatise on practical land-surveying1870 |
From inside the book
Page 19
... similar triangles are to one another in the duplicate ratio of their homologous sides ( Euc . vi . 19 ; Simp . c iv . 24 ; Em . ii . 18 ) . D K B C THEOREM XIV . In any triangle ABC , double the PART I. 19 GEOMETRICAL THEOREMS . 19 To ...
... similar triangles are to one another in the duplicate ratio of their homologous sides ( Euc . vi . 19 ; Simp . c iv . 24 ; Em . ii . 18 ) . D K B C THEOREM XIV . In any triangle ABC , double the PART I. 19 GEOMETRICAL THEOREMS . 19 To ...
Page 227
... similar triangles are to one another in the duplicate ratio of their homologous sides ; hence , as the area of the triangle ABC is to the square of the side AC , or BC , the triangle DEC to the square of the side DC , or EC . Part I ...
... similar triangles are to one another in the duplicate ratio of their homologous sides ; hence , as the area of the triangle ABC is to the square of the side AC , or BC , the triangle DEC to the square of the side DC , or EC . Part I ...
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Common terms and phrases
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
Popular passages
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