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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 - 1835 - 240 σελίδες
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A Complete System of Mensuration of Superficies and Solids, of All Regular ...

Tobias Ostrander - 1833 - 172 σελίδες
...difference and the sum will be the length of the longest side, subtracted leaves the shortest, then multiply the length by the breadth and the product will be the area. EXAMPLES. lelogram. Ans. 30 and 20 chains, the length of the sides required, and the area, 60 acres....

A system of practical arithmetic, comprehending numerous rules and examples ...

Samuel YOUNG (of Manchester.) - 1833 - 272 σελίδες
...and the gable 1 brick thick. Required the expense of the whole at £5. .16. per rod. BOARD MEASURE. RULE. Multiply the length by the breadth, and the Product will be the answer. (1) If a plank be 17^ inches broad and 29 feet long, what is the content? (2) What is the content...

The American Student's Guide: Containing a Compendious System of Theoretical ...

George Alfred - 1834 - 336 σελίδες
...right by Practice Ans. 248 09", and.Duodecimals. PROBLEM 2. To find the area or superficial content of a parallelogram or long square. RULE. , Multiply the length by the breadth, and the product will be tht area or superficial content required. EXAMPLES. 1. What is the superficial content of a plank that...

A treatise on practical geometry, mensuration, conic sections, gauging, and ...

Ireland commissioners of nat. educ - 1834 - 370 σελίδες
...which is the answer. TIMBER MEASURE. PROBLEM I. To find the tuperficial content of a board or planfc. RULE. Multiply the length by the breadth, and the product will be the area. Nate. When the plank is broader at one end than at the other, add both ends together, and take half...

A Complete System of Mensuration of Superficies and Solids, of All Regular ...

Tobias Ostrander - 1834 - 182 σελίδες
...difference and the sum will be the length of the longest side, subtracted leaves the shortest, then multiply the length by the breadth and the product will be the area. EXAMPLES. i 1. The sum of the two adjacent sides of a rectangular parallelogram is 50 chains, and the...

The Educational Magazine, Τόμος 2

1835 - 496 σελίδες
...V imrallelogram is a four-sided right-angled figure, longer than broad. TO MEASURE A PARALLELOGRAM. Multiply the length by the breadth, and the product will be the area. .V. How many feet does a floor in the form of a parallelogram measure, wluimi length is 24 feet, 6...

A New System of Arithmetick: In which the Rules are Familiarly Demonstrated ...

William Ruger - 1836 - 274 σελίδες
...and 20ft. long? Ans, 80yds. NOTE. — To obtain the surface of a plane, as a floor, field., if-e.- Multiply the length by the breadth, and the product will be the surface; then as the number of square feet in a yard of the carpeting which is 4,5 feet, is to one...

Daboll's Schoolmaster's Assistant: Improved and Enl. ...

Nathan Daboll - 1837 - 262 σελίδες
...Therefore, 26 X 26 =676 Sq. rods, and 676-M60=4a, 36r. the Answer. ART. 2. To measure a parallellograra, or long square. RULE. Multiply the length by the breadth,...content. EXAMPLES. 1. A certain garden, in form of a long square, is 96 11. long, and 54 wide ; how many square feet of ground aré contained in it? Ans....

A Treatise on Mensuration for the Use of Schools

Commissioners of National Education in Ireland - 1837 - 284 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 12 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,...




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