The New Practical Builder and Workman's Companion, Containing a Full Display and Elucidation of the Most Recent and Skilful Methods Pursued by Architects and Artificers ... Including, Also, New Treatises on Geometry ..., a Summary of the Art of Building ..., an Extensive Glossary of the Technical Terms ..., and The Theory and Practice of the Five Orders, as Employed in Decorative ArchitectureThomas Kelly, 1823 - 596 σελίδες |
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Αποτελέσματα 1 - 5 από τα 13.
Σελίδα 7
... proportions , so as to be most readily and clearly comprehended by the workman and student . In order to increase the utility of the Work , to the BUILDER and CONTRACTOR , a select series of designs , in the modern style , accommo ...
... proportions , so as to be most readily and clearly comprehended by the workman and student . In order to increase the utility of the Work , to the BUILDER and CONTRACTOR , a select series of designs , in the modern style , accommo ...
Σελίδα 8
... proportions . Finally , from the important information collected , the natural arrange- ment adopted , and the numerous and valuable illustrations exhibited in the course of this Work , the Author flatters himself that he will be found ...
... proportions . Finally , from the important information collected , the natural arrange- ment adopted , and the numerous and valuable illustrations exhibited in the course of this Work , the Author flatters himself that he will be found ...
Σελίδα 10
... proportion to his knowledge of the subject we are now commenting upon , and which we are about to explain . The Terms are here as clearly defined as the nature of the subject will ad- mit , and the Problems are put in a regular ...
... proportion to his knowledge of the subject we are now commenting upon , and which we are about to explain . The Terms are here as clearly defined as the nature of the subject will ad- mit , and the Problems are put in a regular ...
Σελίδα 41
... PROPORTION . 112. DEFINITION .-- Four quantities are proportionals when the first con- tains some part of the second , as often as the third contains the like part of the fourth . THEOREM 39 . 113. If four quantities , a , b , c , d ...
... PROPORTION . 112. DEFINITION .-- Four quantities are proportionals when the first con- tains some part of the second , as often as the third contains the like part of the fourth . THEOREM 39 . 113. If four quantities , a , b , c , d ...
Σελίδα 42
... proportion . Of four proportional quantities , the last term is called the fourth propor- tional to the other three . The first and third terms of a proportion are called the antecedents , and the second and fourth terms the consequents ...
... proportion . Of four proportional quantities , the last term is called the fourth propor- tional to the other three . The first and third terms of a proportion are called the antecedents , and the second and fourth terms the consequents ...
Συχνά εμφανιζόμενοι όροι και φράσεις
abscissa adjacent angles altitude angle ABD annular vault axes axis major base bisect called centre chord circle circumference cone conic section contains COROLLARY 2.-Hence cutting cylinder describe a semi-circle describe an arc diameter distance divide draw a curve draw lines draw the lines Draw the straight edge ellipse Engraved equal angles equation equiangular figure GEOMETRY given straight line greater groin homologous sides HYPERBOLA intersection join joist latus rectum less Let ABCD line of section meet multiplying Nicholson opposite sides ordinate PARABOLA parallel parallelogram perpendicular PLATE point G points of section polygon PROBLEM produced proportionals quantity radius rectangle regular polygon ribs right angles roof segment similar triangles square straight edge subtracted surface Symns tangent THEOREM timber transverse axis triangle ABC vertex vertical wherefore
Δημοφιλή αποσπάσματα
Σελίδα 27 - If two triangles have two angles of the one equal to two angles of the other, each to each, and one side equal to one side, viz.
Σελίδα 20 - The areas of two triangles which have an angle of the one equal to an angle of the other are to each other as the products of the sides including the equal angles. D c A' D' Hyp. In triangles ABC and A'B'C', ZA = ZA'. To prove AABC = ABxAC. A A'B'C' A'B'xA'C' Proof. Draw the altitudes BD and B'D'.
Σελίδα 51 - The area of a parallelogram is equal to the product of its base and its height: A = bx h.
Σελίδα 15 - AXIOMS. 1. Things which are equal to the same thing are equal to one another. 2. If equals be added to equals, the wholes are equal. 3. If equals be taken from equals, the remainders are equal.
Σελίδα 15 - LET it be granted that a straight line may be drawn from any one point to any other point.
Σελίδα 28 - ... angles of another, the third angles will also be equal, and the two triangles will be mutually equiangular. Cor.
Σελίδα 81 - C' (89) (90) (91) (92) (93) 112. In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference.
Σελίδα 80 - The sine of an arc is a straight line drawn from one extremity of the arc perpendicular to the radius passing through the other extremity. The tangent of an arc is a straight line touching the arc at one extremity, and limited by the radius produced through the other extremity.
Σελίδα 28 - After remarking that the mathematician positively knows that the sum of the three angles of a triangle is equal to two right angles...
Σελίδα 22 - The perpendicular is the shortest line that can be drawn from a point to a straight line.