The American House Carpenters' and Joiners' Assistant: Being a New and Easy System of Lines, Founded on Geometrical Principles, for Cutting Every Description of Joints, and for Framing the Most Difficult Roofs; to which is Added a Complete Treatise on Mathematical Instruments. Also, Mensuration, Tables of the Weights and Cohesive Strength of the Several Materials Used in the Construction of Buildings, &cD. Burgess, 1853 - 136 σελίδες |
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Σελίδα 6
... figure of three sides and angles is called a triangle , and it receives particular denominations from the relations of its sides and angles . 20. An equilateral triangle is that whose three sides are all equal , Fig . 14 . 21. An ...
... figure of three sides and angles is called a triangle , and it receives particular denominations from the relations of its sides and angles . 20. An equilateral triangle is that whose three sides are all equal , Fig . 14 . 21. An ...
Σελίδα 7
... figure of three sides , and the square is of four , the former being also called a trigon , and the latter a tetragon . 40. Any figure is equilateral when all its sides are equal . When both these are equal , it is a regular figure . A ...
... figure of three sides , and the square is of four , the former being also called a trigon , and the latter a tetragon . 40. Any figure is equilateral when all its sides are equal . When both these are equal , it is a regular figure . A ...
Σελίδα 8
... two lines which form that angle , the angular point being the centre , Fig . 12 , and is estimated by the number of degrees contained in that arc . PROBLEMS . PLATE III . Figure 1 . Through any 8 GEOMETRICAL DEFINITIONS .
... two lines which form that angle , the angular point being the centre , Fig . 12 , and is estimated by the number of degrees contained in that arc . PROBLEMS . PLATE III . Figure 1 . Through any 8 GEOMETRICAL DEFINITIONS .
Σελίδα 9
... Figure 1 . Through any three points to describe the circumference of a circle , or when the centre of a circle is lost , to find it . Let ABC be the three given points . Join AB and B C , and from the point B , with any radius ...
... Figure 1 . Through any three points to describe the circumference of a circle , or when the centre of a circle is lost , to find it . Let ABC be the three given points . Join AB and B C , and from the point B , with any radius ...
Σελίδα 10
... Figure 4 . To erect a perpendicular from the extremity of a given line . Let A B be the given straight line , and в the point from which to erect the perpendicular . Take any point any point as c , with CB as a radius , and describe the ...
... Figure 4 . To erect a perpendicular from the extremity of a given line . Let A B be the given straight line , and в the point from which to erect the perpendicular . Take any point any point as c , with CB as a radius , and describe the ...
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The American House Carpenters' and Joiners' Assistant Lucius D. Gould Περιορισμένη προεπισκόπηση - 2023 |
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26 Spruce St angle rib beam beam compasses bevel breadth Cast Iron circle circumference colatitude constructed copy cube root cubic feet depth describe the arc diagonal diameter divided draw the lines edge Eighths elevation ellipsis extent will reach Figure floor frame girders given line given number gnomonic projection half hypothenuse inches instrument Invented and Drawn jack-rafters Join joists length in feet limb line of chords line of numbers line of sines Lith 26 Spruce meridian method of finding multiplied nail number of degrees number of equal pencil perpendicular plane Plate polygon primary divisions proportional purlin quadrant quarter girt quotient radius regular polygons represent right angles right line roof rule Rule.-Multiply screw secants sector Shows the method slider sliding soffit square root straight line stroke subdivision tangents thickness transverse distance triangle truss vernier scale weight