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PROBLEM I. To find the area of a parallelogram; whether it be a square, a rectangle, a rhombus, or a rhomboides. RULE.* Multiply the length by the perpendicular height, and the product will be the area.
A Treatise on Surveying, Containing the Theory and Practice: To which is ... - Page 91
by John Gummere - 1814 - 346 pages

## Elementary Course of Geometry ...

Charles William Hackley - Geometry - 1847 - 248 pages
...the rectangle is said to contain, which in the present case is 12. PROBLEM I. To find the area of any parallelogram, whether it be a square, a rectangle, a rhombus, or a rhomboid. Multiply the length by the perpendicular breadth or height, and the product will be the area.*...

## An Introduction to Mensuration and Practical Geometry

John Bonnycastle - Geometry - 1848 - 320 pages
...student by observing this rule will generally find his results to agree with those given in the book. PROBLEM I. To find the area of a parallelogram ; whether it be a square, a rectangle, a rhombus, or a rhomboidfs. RULE.* Multiply the length by the perpendicular height, and the product will be the area....

## Principles of Architecture: Comprising Fundamental Rules of the Art, with ...

Peter Nicholson, Joseph Gwilt - Architectural drawing Technique - 1848 - 750 pages
...of the square. Hence we have the following rule for any parallelogram whatever. PROBLEM I. PLATE 50. To find the area of a parallelogram, whether it be a square, a MENSURATION. 97 Кхлмги: I. What is the area of a square ABCD, whose side AB or вс t'a 2t 3i?...

## The Practical Model Calculator: For the Engineer, Mechanic, Machinist ...

Oliver Byrne - Engineering - 1851 - 310 pages
...area or content of any figure is computed by the number of those squares contained in that figure. To find the area of a parallelogram; whether it be...a square, a rectangle, a rhombus, or a rhomboides. — Multiply the length by the perpendicular height, and the product will be the area. The perpendicular...

## The Practical Model Calculator: For the Engineer, Mechanic, Machinist ...

Oliver Byrne - Engineering - 1852 - 600 pages
...area or content of any figure is computed by the number of those squares contained in that figureTo find the area of a parallelogram; whether it be a square, a rectangle, a rhombus, or a rlwrnboides- — Multiply the length by the perpendicular height, and the product will be the areaThe...

## Cyclopedia of Architecture: Historical, Descriptive, Typographical ...

Robert Stuart - Architecture - 1854 - 1272 pages
...The superficial content of any figure. For example : PI M1, " Mensuration of Superficies У Prob. \. To find the area of a parallelogram : whether it be a square, a rectangle, a rhombus, or a rhomboid. Multiply the length by the breadth, or perpendicular height, and the product will be the...

## A Complete Course of Questions in Arithmetic and Mensuration, for the Use of ...

Richard Bowling - Arithmetic - 1858 - 128 pages
...51H -. 84 54 27T9ff ... J^.f 55 7T\ ... .0001 56 6A ... .00001 MENSURATION OF SUPERFICIES. PROBLEM 1. To find the area of a parallelogram, whether it be a square, a rectangle, a rhombus, or a rhomboid. 1 Find the area of a -square whose side is 194 feet. 2 Find the area of a square whose side...

## Text-book of Modern Carpentry: Comprising a Treatise on Building-timber ...

Thomas William Silloway - Carpentry - 1858 - 236 pages
...the radii; as pns, fig. 7. A quadrant is a quarter of a circle; as A6D, fig. 8. PROBLEM I. TO FIXD THE AREA OF A PARALLELOGRAM, WHETHER IT BE A SQUARE, A RECTANGLE, A RHOMBUS, OR A RHOMBOID. RULE. — Multiply the length by the perpendicular height, and the product will be the area....