Mensuration, Mechanical Powers, and Machinery: The Principles of Mensuration Analytically Explained, and Practically Applied to the Measurement of Lines, Superficies, and Solids; Also, a Philosophical Explanation of the Simple Mechanical Powers, and Their Application to Machinery ...
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Mensuration, Mechanical Powers, and Machinery: The Principles of Mensuration ...
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12 feet 12 inches 30 inches 9 feet ABCD acres altitude Analysis angle Arithmetic avoirdupois base bisect bushels chains circumference cone cube cubic contents cubic feet cubic inches curve cylinder Decagon diagonal divided Dodecagon draw the lines dry measure ellipse equilateral triangle EXAMPLES FOR PRACTICE extract the square feet long find the area find the number foot friction frustrum fulcrum gallon given circle given line Hence hexagon hypotenuse inches in diameter inches square inches wide inclined plane inscribed length lever long arm mechanical powers MENSURATION OF SOLIDS method mile Multiply NOTE octagon perpendicular Plane Figures pounds principles Prob PROBLEM pulley pyramid ratio regular polygon rhombus right line right-angled triangle rods rope Rule sawn screw sextant short arm slant hight sphere square pyramid square root standard stick of timber SUPERFICIES surface Topic trapezium Troy pound Troy Weight weight width
Page 29 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, etc.
Page 13 - Pendulum vibrating Seconds of Mean Time in the Latitude of London in a Vacuum at the Level of the Sea is in the proportion of Thirty-Six Inches to Thirty-Nine Inches and one thousand three hundred and ninety-three ten-thousandth Parts of an Inch...
Page 13 - TABLE. 144 square inches (sq. in.) make 1 square foot, marked sq. ft. 9 square feet • 1 square yard,
Page 51 - The sum of two numbers, and the difference of their squares given, to find those numbers. RULE. Divide the difference of their squares by the sum of the numbers, and the quotient will be their difference.
Page 11 - Thus it is a law of the nature of water that under the mean pressure of the atmosphere at the level of the sea, it boils at 212° Fahrenheit.
Page 68 - Divide the area by . 7854 and extract the square root of the quotient.
Page 47 - To measure a parallelogram, or long square. RULE. Multiply the length by the breadth, and the product will be the area, or superficial content.
Page 23 - The lines are called the sides. The perimeter of a polygon is the sum of all its sides. The...