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Libros Libros 1 - 7 de 7 sobre Art. 191. THE area or surface of a figure is the number of square inches, feet, yards,...
" Art. 191. THE area or surface of a figure is the number of square inches, feet, yards, &c., which it contains. A square constructed upon a straight line, of which the length is an inch, is called a square inch; and the same is to be understood of a square... "
A complete system of mensuration, with additions by J. Trotter - Página 36
por Alexander Ingram - 1851
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A concise system of mathematics

Alexander Ingram - 1830
...at the level of the sea, in the latitude of London, contains 39-1393 such inches. A square described upon a straight line, of which the length is an inch,...the same is to be understood of a square foot, &c. The area of a surface is the number of square inches, feet, &c. which it contains. Land is estimated...
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The American Arithmetic

James Robinson (of Boston.) - 1847
...a line drawn from its vertex, or top, perpendicular to its base. MENSURATION OF SURFACES. Art. 191. THE area or surface of a figure is the number of square...the measuring unit, and the area of any figure is the number of times it contains the measuring unit. Art. 192. To FIND THE AREA OF A TRIANGLE. RULE....
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The American Arithmetic: In which the Principles of Numbers are Explained ...

James Robinson - 1850 - 324 páginas
...line drawn from its •vertex, or top, perpendicular to its base. MENSURATION OF SURFACES. t. 191. THE area or surface of a figure is the number of square...the same is to be understood of a square foot, &c. Thw is called the measuring unit, and the area of any figure is the number of times it contains the...
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The American Arithmetic: In which the Principles of Numbers are Explained ...

James Robinson (Jr.) - 1851 - 324 páginas
...line passing through its centre, and terminating at the surface. MENSURATION OF SURFACES. Art. 191. THE area or surface of a figure is the number of square...upon a straight line, of which the length is an inch, » called a S 9y re inch; and the same is to be understood of a square foot, &c. This is called the...
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A THEORETICAL AND PRACTICAL ARITHMETIC

DANIEL LEACH, WILLIAM D. SWAN - 1851
...they pay for their dinners, at 50 cents for each dinner ? MENSURATION OF SURFACES. SECTION XL. 355. THE area or surface of a figure is the number of square rods, feet, inches, &c., it contains. 356. A square is a figure of four equal sides, which are perpendicular...
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A Theoretical and Practical Arithmetic: Designed for Common Schools and ...

Daniel Leach - 1853
...for each dinner ? What is permutation ? What is the rule ? MENSURATION OF SURFACES. SECTION XL. 355. THE area or surface of a figure is the number of square rods, feet, inches, &c., it contains. 356. A square is a figure of four equal sides, which are perpendicular...
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Elements of Plane Geometry, Parte1

Thomas Hunter - 1878 - 132 páginas
...surface. 2. A square whose side is one inch, one foot, or one yard, is called the unit of measure, and the area of any figure is computed by the number of those squares contained in that figure. PROBLEM I. To find the area of a parallelogram, whether it be a square, a...
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