Elements of Drawing and Mensuration Applied to the Mechanic Arts: A Book for the Instruction and Use of Practical MenBarnes, 1846 - 240 σελίδες |
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Σελίδα 34
... inch , or of 20 parts to the inch . 13. How will you take from the scale two inches and six- tenths ? Place one foot of the dividers at 2 on the left , and ex- tend the other to .6 , which marks the sixth of the small divisions : the ...
... inch , or of 20 parts to the inch . 13. How will you take from the scale two inches and six- tenths ? Place one foot of the dividers at 2 on the left , and ex- tend the other to .6 , which marks the sixth of the small divisions : the ...
Σελίδα 71
... 6. How many kinds of geometrical drawings are necessary in order to represent the form and dimensions of an object ... feet to the inch , lay off the length of the cottage 30 feet , on the line ab , and the width 24 feet , on ac , and ...
... 6. How many kinds of geometrical drawings are necessary in order to represent the form and dimensions of an object ... feet to the inch , lay off the length of the cottage 30 feet , on the line ab , and the width 24 feet , on ac , and ...
Σελίδα 106
... height of the Doric to be 25 feet 4 inches ; that of the Ionic , 28 feet 6 inches ; that of the Corinthian , 31 feet 8 inches ; and that of the Composite , 31 feet 8 inches . 13. What is the form of the shafts of the columns ? The ...
... height of the Doric to be 25 feet 4 inches ; that of the Ionic , 28 feet 6 inches ; that of the Corinthian , 31 feet 8 inches ; and that of the Composite , 31 feet 8 inches . 13. What is the form of the shafts of the columns ? The ...
Σελίδα 115
... feet . Operation . We first multiply the base by the altitude , and then di- vide the product by 2 . 10.75 x 7.25 = 77.9375 and 77.93752 38.96875 area . 2. What is the area of a triangle whose base is 18 feet 4 inches ... 6. Find the number ...
... feet . Operation . We first multiply the base by the altitude , and then di- vide the product by 2 . 10.75 x 7.25 = 77.9375 and 77.93752 38.96875 area . 2. What is the area of a triangle whose base is 18 feet 4 inches ... 6. Find the number ...
Σελίδα 120
... feet 6 inches , and breadth 4 feet 9 inches ? Ans . 68 sq . ft . 10 ′ 6 ′′ . 3. Find the area of a rectangular board whose length is 112 feet , and breadth 9 inches . Ans . 84 sq . ft . 4. Required the area of a rectangle whose base is ...
... feet 6 inches , and breadth 4 feet 9 inches ? Ans . 68 sq . ft . 10 ′ 6 ′′ . 3. Find the area of a rectangular board whose length is 112 feet , and breadth 9 inches . Ans . 84 sq . ft . 4. Required the area of a rectangle whose base is ...
Άλλες εκδόσεις - Προβολή όλων
Elements of Drawing and Mensuration Applied to the Mechanic Arts. a Book for ... Charle Davies Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
12 feet 20 feet 9 inches ABCD altitude axis bisect body breadth called cavetto centre of gravity chains chord circular sector circumference cone convex surface cornice cottage cubic feet cubic foot cubic ft cubic inches curve cylinder decimal describe dimensions distance divided draw drawn ellipse entablature entire surface equal equilateral triangle EXAMPLES feet 6 inches figure find the area find the solidity frustum geometrical given line given point half Hence horizontal lines inscribed length lower base measure moulding Multiply nonagon object oblique elevation oblique lines ovolo parallel parallelogram pentagon perpendicular plane of projection polygon prism pulley pyramid quadrilateral radius rectangle regular represent Required the area right angles roof scale secant line segment shade side slant height solid content solid ft specific gravity sphere square feet square pyramid square yards straight line thickness upper base vertical
Δημοφιλή αποσπάσματα
Σελίδα 17 - Each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds.
Σελίδα 111 - The area of a rectangle is equal to the product of its base and altitude. Given R a rectangle with base b and altitude a. To prove R = a X b. Proof. Let U be the unit of surface. .R axb U' Then 1x1 But - is the area of R.
Σελίδα 170 - A zone is a portion of the surface of a sphere, included between two parallel planes which form its bases.
Σελίδα 149 - Multiply the area of the base by the altitude, and the product will be the solidity. 1. What is the solidity of a cylinder 8 feet in length and 2 feet in diameter?
Σελίδα 172 - The surface of a sphere is equal to the product of its diameter by the circumference of a great circle.
Σελίδα 225 - An equilibrium is produced in all the levers, when the weight multiplied by its distance from the fulcrum is equal to the product of the power multiplied by its distance from the fulcrum. That...
Σελίδα 111 - The area of a triangle is equal to half the product of the base and height.
Σελίδα 23 - The square described on the hypothenuse of a rightangled triangle is equal to the sum of the squares described on the other two sides.
Σελίδα 240 - As the tabular specific gravity of the body, Is to its weight in avoirdupois ounces, So is one cubic foot^ or 1728 cubic inches, To its content in feet, or inches, respectively.
Σελίδα 125 - Similar figures, are those that have all the angles of the one equal to all the angles of the other, each to each, and the sides about the equal angles proportional.