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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 ... - الصفحة 6
بواسطة Abel Flint - 1804 - عدد الصفحات: 168
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A New System of Arithmetic, on the Cancelling Plan: Embracing the Rules of ...

Charles Guilford Burnham - 1841 - عدد الصفحات: 324
...other, passing through the centre ; and it divides the circle into two equal parts, called semi-circles. 14. The circumference of every circle is supposed...equal parts, called degrees; and each degree into 0O equal parts, called minutes; and each minute into 60 equal parts, called seconds; and these into...

The National Arithmetic ...: Combining the Analytic and Synthetic Methods ...

Benjamin Greenleaf - 1841 - عدد الصفحات: 334
...middle. Thus, the angle contained by the lines B, A and A, D is called the angle B, A, D, or D, A, B. 56. The circumference of every circle is supposed to be...equal parts, called degrees ; and each degree into 60 minutes, each minute into 60 seconds ; and so on. Hence u semicircle contains 130 degrees, and a quadrant,...

Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - 1841 - عدد الصفحات: 324
...degrees, the whole circle of the Zodiac.' 75. Every circle, whether the greatest or least possible, is divided into 360 equal parts, called degrees, and each degree into 60 equal 1 PLANET, from planao, G. to wander, means a celestial (4) body, which revolve* about the sun or other...

The Mechanic's Calculator: Comprehending Principles, Rules, and Tables in ...

William Grier - 1842 - عدد الصفحات: 320
...on the two sides, 5 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 60 minutes, each minute into 60 seconds, and so on. Hence a semicircle contains 180 degrees, and a quadrant...

An Encyclopædia of Architecture: Historical, Theoretical, and Practical

Joseph Gwilt - 1842 - عدد الصفحات: 1114
...abstract relations which connect it with geodisic operations. 1 034. We have already observed that every circle is supposed to be divided into 360 equal parts, called degrees, and that each degree is subdivided into 60 minutes, these minutes each into 6O seconds, and so on. Hence...

Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - 1842 - عدد الصفحات: 320
...degrees, the whole circle of the Zodiac.7 75. Every circle, whether the greatest or least possible, is divided into 360 equal parts, called degrees, and each degree into 60 equal 1 PLANET, from planao, G. to wander, means a celestial (4) body, which revolves about the sun or other...

The Scientific and Literary Treasury: A New and Popular Encyclopedia of the ...

Samuel Maunder - 1843 - عدد الصفحات: 914
...& quadrant, or quarter of a circle, is a sector having a quarter of the circumference for its arc. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees; each deip-ee into 60 minutes; and each minute into 60 seconds -. hence a semicircle contains ISO degrees,...

Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - 1843 - عدد الصفحات: 320
...degrees, the whole circle of the Zodiac.' 75. Every circle, whether the greatest or least possible, is divided into 360 equal parts, called degrees, and each degree into 60 equal 2 LATITUDE, from latus, L. side, means the distance North or South of the equator; (5) breadth; room;...

Arithmetic, designed for academies and schools, with answers

Charles DAVIES (LL.D.) - 1843 - عدد الصفحات: 348
...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. TABLE. 60 seconds " make 1 minute, marked '. 60 minutes - - 1 degree, - - °. 30 degrees - - 1 sign,...

Encyclopaedia Americana: A Popular Dictionary of Arts, Sciences ..., المجلد 5

1844 - عدد الصفحات: 636
...The brazen meridian is the circle in which the anifi- L cial globe turns, divided into 360 degree*. Every circle is supposed to be divided into 360 equal parts, called degrees, each degree into 60 equal parts, called minute*, \ each minute into 60 equal parts, called seconds,...




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