Carpentry Made Easy: Or, The Science and Art of Framing, on a New and Improved SystemJ. Challen & Sons, 1857 - 134 páginas |
Otras ediciones - Ver todas
Carpentry Made Easy: Or, the Science and Art of Framing, On a New and ... William E Bell Sin vista previa disponible - 2018 |
Términos y frases comunes
12 feet 12 inch mark alternate angles altitude arch beam Balloon Frames base blade bolts brace mortice bridge building centre circumference common rafter corner counter braces diagonal width diameter distance divided draw bores end studding equal angles equal sides equiangular feet long foot four quantities gable-end stud girder given half the width hence hip rafters HIP ROOFS homologous sides hypotenuse inches rise inches square interior angles intersection jack rafters length and bevels Let ABC lower chord lower end bevel manner middle multiplied octagon opposite exterior parallel parallelogram perpendicular Phila polygon proportion Proposition purlin plates purlin post brace quarter pitch rectangle right angles rods scarfing Scholium secant line shoulder side bevel sills span spiked square root straight lines meet straining beam Table tenons Theorem thickness third pitch tongue upper chord upper end bevel upper joists
Pasajes populares
Página 27 - If two triangles have two angles and the included side of the one, equal to two angles and the included side of the other, each to each, the two triangles will be equal.
Página 14 - A right-angled triangle (Fig. 24) is any triangle having one right angle. The side opposite the right angle is called the hypotenuse.
Página 30 - Conversely, if two angles of a triangle are equal, the sides opposite them are also equal, and the triangle is isosceles.
Página 17 - A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.
Página 28 - If two triangles have the three sides of the one equal to the three sides of the other, each to each, the triangles are congruent.
Página 30 - The straight line which bisects the vertical angle of an isosceles triangle is perpendicular to the base.
Página 17 - A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference.
Página 17 - A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are equal to one another : 16. And this point is called the centre of the circle.
Página 33 - If two triangles have two sides and the included angle of the one, equal to two sides and the included angle of the other, each to each, the two triangles will be equal in all their parts." Axiom 1. "Things which are equal to the same thing, are equal to each other.
Página 18 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.