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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. "
Complete Schoolmaster's Assistant: Being a Plain Comprehensive System of ... - Σελίδα 231
των Nathan Daboll - 1839
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A Treatise on Mensuration for the Use of Schools

Commissioners of National Education in Ireland - 1837 - 290 σελίδες
...which is the answer. TIMBER MEASURE. PROBLEM I. To find the superficial content of a board or plank. RULE. Multiply the length by the breadth, and the product will, be the area. BY THE CARPENTER'S RULE. Set 1 2 on B, to the breadth in inches on A ; then against the length in feet,...

Practical Mercantile Arithmetic: In which the Theory and Practice of ...

Luther Ainsworth - 1837 - 306 σελίδες
...denomination required. Q. How do you find the superficial area of a parallelogram, or long square ? A. Multiply the length by the breadth, and the product will be the superficial area as before. 1. There is a garden, laid out in an exact square, measuring, on each side,...

A complete treatise on practical land-surveying

Thomas Holliday - 1838 - 404 σελίδες
...it stand upon ? PROBLEM IV. Answer, 4134.49 feet. TO FIND THE AREA OF A RECTANGLE. Rule.—Multiply the length by the breadth, and the product will be the area. Note. Buildings, streets, drains, new roads, &c., are in general rectangles; and artificers generally...

The Western Calculator, Or, A New and Compendious System of Practical ...

Joseph Stockton - 1839 - 216 σελίδες
...32J perches. 3<2. To find the content of an oblong square piece of ground, called a parallelogram. RULE. Multiply the length by the breadth, and the product will be the answer. EXAMPLE. i 1. There is an oblong square piece of ground, A, B, C, D, the longest sides of which...

The Private Instructor, Or Mathematics Simplified: Comprising Every Thing ...

Jason M. Mahan - 1839 - 312 σελίδες
...given, to find the area ; or the area and one side given, to find the length of the other aide. RULE. 1. Multiply the length by the breadth, and the product will be the area. 2. Divide the area by one of the sides, and the quotient will be the adjacent side. Examples. 1. What...

Arithmetic. [With] Key, Τόμος 1

Robert Goodacre - 1839 - 320 σελίδες
...Example 1 29 Miscellaneous Questions. CASE 1. — To find the area of any rectangular superficies. Multiply the length by the breadth, and the product will be the area in square measure. In measuring superficies, in which the dimensions vary, it is common to take the...

First Lessons in Geometry: With Practical Applications in Mensuration, and ...

Charles Davies - 1840 - 262 σελίδες
...the more accurate methods by means of figures. PROBLEM I. 2. To find the area of a board or plank. RULE. Multiply the length by the breadth, and the product will be the content required.' Q.OEsT. — 1. What methods of measuring timber have already been explained ? 2....

Ruger's Arithmetick, with Questions and Answers: A New System of Arithmetick ...

William Ruger - 1841 - 268 σελίδες
...How many acres does a square lot eontain, measuring 40 rods on each side ? Ans. 10 acres. 24 feet. To find the area of a parallelogram, or long square....Multiply the length by the breadth, and the product will ea, or superficial content, in the same name with the length be the area, of the sides. 100 rods. EXAMPLES....

Daboll's Complete Schoolmaster's Assistant Being a Plain Comprehensive ...

Nathan Daboll - 1843 - 254 σελίδες
...measures 65 rods on each side ? [Reduce the whole number of square rods to acres.] Ans. 26 acres I r. 25 rods. PROB. ii. — To find the area of a parallelogram,...and 65 feet wide ? [9 sq. feet=l sq. yard, therefore -i- the sq. feet by 9.] Ans. 910 sq. yds. 2. How many acres are contained in a lot of land in the form...

Watson's Tutor's assistant; or, Complete school arithmetic

William Watson (of Beverley.) - 1845 - 188 σελίδες
...MENSURATION OF SURFACES. PROBLEM 1. — To find the area of a square, rectangle, parallelogram, SfC. * RULE. — Multiply the length by the breadth, and the product will be the area, or multiply half the sum of the parallel sides by their perpendicular distance. EXAMPLES. 1. What is...




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