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" The Circumference of every circle is supposed to be divided into 360 equal parts, called Degrees ; and each degree into 60 Minutes, each minute into 60 Seconds, and so on. "
A System of Geometry and Trigonometry: Together with a Treatise on Surveying ... - Page 6
by Abel Flint - 1804 - 168 pages
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The Mechanic's Calculator: Comprehending Principles, Rules, and Tables in ...

William Grier - Mechanical engineering - 1847 - 330 pages
...'the two sides, it AO that which stands at the angular point is read in the middle. Thus, DAE. 57. The circumference of every circle is supposed to be...equal parts, called degrees ; and each degree into GO minutes, each minute into 60 seconds, and so on. Hence a semicircle contains 180 degrees, and a...
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A Complete Treatise on Practical Land-surveying: In All Its Departments ...

Anthony Nesbit - Plane trigonometry - 1847 - 492 pages
...circumference, which is everywhere equidistant from a certain point within it, called the centre. 39. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds....
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Arithmetic: Designed for Academies and Schools, Uniting the Inductive ...

Charles Davies - Arithmetic - 1847 - 368 pages
...used in estimating latitude and longitude, and also in measuring the motions of the heavenly bodies. Every circle is supposed to be divided into 360 equal parts, called degrees. Each degree is divided into 60 minutes, and each minute into 60 seconds. TABLE. 60 seconds " make 1...
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An Introduction to Mensuration and Practical Geometry

John Bonnycastle - Geometry - 1848 - 320 pages
...letters, the one which stands at the angular point being always to be read in the middle. CD B *47. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees; each degree into 60 equal parts, called minutes; and so on. 48. The measure of any right-lined angle...
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The Arithmetical Table-book, Or, The Method of Teaching the Combinations of ...

Charles Davies - Arithmetic - 1848 - 88 pages
...also in measuring the motions of the heavenly bodies. 2. How is every circle supposed to be divided ? Every circle is supposed to be divided into 360 equal parts, called degrees. Each degree is divided into 60 minutes, and each minute into 60 seconds. 3. Repeat the table. TABLE....
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First Lessons in Arithmetic: Combining the Oral Method with the Method of ...

Charles Davies - Arithmetic - 1851 - 178 pages
...also in measuring the motions of th« heavenly bodies. 2. How is every circle supposed to be divided ? Every circle is supposed to be divided into 360 equal parts, called degrees. Each degree is divided into 60 minutes, and each minute into 60 seconds. Solid, or Cubic Measure. 1....
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Naylor's System of Teaching Geography: Adapted to Pelton's Outline Maps ...

Benjamin Naylor - Geography - 1851 - 154 pages
...of latitude are circles passing round the earth parallel to the equator. Every Circle of the earth is supposed to be divided into 360 equal parts, called degrees, and each of these degrees into 60 equal parts, called minutes. The Latitude of any place is its distance North...
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School Arithmetic: Analytical and Practical

Charles Davies - 1852 - 344 pages
...used in estimating latitude and longitude, and also in measuring the motions of the heavenly bodies. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees. Each degree is divided into 60 minutes, and each minute into 60 seconds. TABLE. 1. How many seconds...
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Rudimentary Treatise on Arithmetic

John Radford Young - Arithmetic - 1852 - 230 pages
...busheli, heaped measure; but heaped measure is now abolished. DIVISION op THE CIRCUMFERENCE OF A CIRCLE. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees; these, of course, are longer or shorter, according as the circle is greater or less. Each degree is...
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A Familiar Introduction to the Arts Sciences: With Original Introductory ...

Jeremiah Joyce - Science - 1852 - 430 pages
...measured by the arcs of a circle contained by the two legs, having the angular point for its centre. 4. Every circle is supposed to be divided into 360 equal parts called degrees ; each degree into 60 equal parts, called minutes; and each minute into 60 equal parts, called seconds....
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