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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Αποτελέσματα 1 - 5 από τα 16.
Σελίδα 6
... triangle is that whose three sides are all unequal , Fig . 16 . 23. A right angled triangle is that which has one right angle , Fig . 17 . 24. Other triangles are oblique angled , and are either obtuse or acute . 25. An obtuse angled ...
... triangle is that whose three sides are all unequal , Fig . 16 . 23. A right angled triangle is that which has one right angle , Fig . 17 . 24. Other triangles are oblique angled , and are either obtuse or acute . 25. An obtuse angled ...
Σελίδα 7
... triangle is , also , a regular 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 ...
... triangle is , also , a regular 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 ...
Σελίδα 13
... triangle in a given circle . From the point , c , as a centre , Through the centre , A , draw any diameter , BC . with the radius , CA , describe the arc , DAE . Join BD , DE and EB ; then BDE is the equilateral triangle required ...
... triangle in a given circle . From the point , c , as a centre , Through the centre , A , draw any diameter , BC . with the radius , CA , describe the arc , DAE . Join BD , DE and EB ; then BDE is the equilateral triangle required ...
Σελίδα 25
... triangle , AC B. Then as CB is to AB , so is half the load at c , to the strain it produces on the tie A B ; and the strength of the frame ABCD , is to the strength of a frame of the same quantity of material having a straight tie , ACD ...
... triangle , AC B. Then as CB is to AB , so is half the load at c , to the strain it produces on the tie A B ; and the strength of the frame ABCD , is to the strength of a frame of the same quantity of material having a straight tie , ACD ...
Σελίδα 66
... triangle agi . A plate or triangular frame similar to this triangle , and of the thickness of the interval of the parallel lines a c and bd , being now made and set upright between them , touching at a and b , its hypothenuse or axis ag ...
... triangle agi . A plate or triangular frame similar to this triangle , and of the thickness of the interval of the parallel lines a c and bd , being now made and set upright between them , touching at a and b , its hypothenuse or axis ag ...
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The American House Carpenters' and Joiners' Assistant Lucius D. Gould Περιορισμένη προεπισκόπηση - 2023 |
Συχνά εμφανιζόμενοι όροι και φράσεις
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