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" To measure a parallelogram, or long square. RULE. Multiply the length by the breadth, and the product will be the area, or superficial content. "
Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain ... - Σελίδα 204
των Nathan Daboll - 1831 - 240 σελίδες
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Ticknor's Mensuration, Or, Square and Triangle: Being a Practical and ...

Almon Ticknor - 1849 - 144 σελίδες
...breadth will make a square foot, &c. .TIMBER MEASURE. To find the area of a board or plank. KULE. — Multiply the length by the breadth, and the product will be the content required. Or, multiply the length by the breadth in inches, and divide the product by 12. When...

Daboll's Schoolmaster's Assistant

Nathan Daboll - 1850
...measure a parallelogram, or long square. RULE. Multiply the length by the breadth, and the product wil) be the area, or superficial content. EXAMPLES. 1. A certain garden, in form of a long square, is 96 fee! long, and 54 wide ; how many square feet of ground are contained in it? Ans. 9(5x54=5.184 square...

An introductory treatise on mensuration, in theory and practice

John Radford Young - 1850 - 12 σελίδες
...find the area of a rectangle from knowing the measures of its sides, that is, its length and breadth. RULE. — Multiply the length by the breadth, and the product will be the area. EXAMPLES. 1 . Required the area of a rectangle whose length is 1 8 feet, and breadth 14 feet. 1 8 lineal...

mensuration mechanical powers and machinery

1850
...&c. ^T ST. The length and breadth of a square or rectangle being give?i, to find the square contents, Multiply the length by the breadth, and the product will be the square contents. NOTE. For an analysis of the principles of this and the following rule, see Revised...

A Manual of Surveying for India, Detailing the Mode of Operations on the ...

Ralph Smyth, Sir Henry Edward Landor Thuillier - 1851 - 718 σελίδες
...• - - «7 ^ 1568160 = 10890 6272640 = 43560 To determine the area of a Rectangular Parallelogram. RULE. — Multiply the length by the breadth and the product •will be the area. EXAMPLES. Suppose the side of a square to be 10 Chs. 48 Lks. what is the area ? Answer, 10 Acr. 3 Rd....

Arithmetic, theoretical and practical. [With] Key

Chambers W. and R., ltd - 1859
...&c. — thus, for 6 inches, take the .1 of 1 foot ; and so on. I. To FIND THE AREA OF A BECTANGLE. RULE. — Multiply the length by the breadth, and the product will be the area. Example 1. — What is the area of a rectangle, whose length is 4 feet and breadth 3 feet? 4 X 3 =...

Adams's Improved Arithmetic: Arithmetic, in which are Combined the Analytic ...

Daniel Adams - 1861 - 280 σελίδες
...row. We multiply the number of squares in one row by the number of rows; C x 3 = 1C square rods, Ans. RULE. — Multiply the length by the breadth, and the product will be the square contents. NOTE 4. — A line 3 times 5 rods long, is a line 15 rods long. Hence the pupil must...

The young gardener's educator

William Keane (gardener.) - 1861
...a rectangular piece of ground whose length is 16 chains 64 links, and breadth is 7 chains 44 links. Rule : — Multiply the length by the breadth, and the product will be the content. 16-64 7-44 6656 6656 •3 11648 8 10) 123.8016 1C cLaius 64 finks. 12,38016 4 1-52064 40 AR...

Davies' University Arithmetic: Embracing the Answers, and a Full Analysis ...

Charles Davies - 1861 - 336 σελίδες
...therefore, the whole number of squares will be equal to 9 x 6 =-54. Hence, to find the area, or measure, Multiply the length by the breadth, and the product will be the number of squaren. NOTE. — The square which is the unit of surface, is the square described on the...

The Analysis of Written Arithmetic: Book Second, Designed for Public and ...

Stoddard A. Felter - 1864 - 394 σελίδες
...yard there are 9 square feet. Hence to find the area of any parallelogram, is deduced the following RULE. — Multiply the LENGTH by the BREADTH, and the product will be the square contents. (c.) There is a difference in meaning between such expressions as Jive feet square...




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