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Llibres Llibres 21 - 30 de 186 sobre The Circumference of every circle is supposed to be divided into 360 equal parts,....
" 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. "
The Theory and Practice of Surveying: Containing All the Instructions ... - Pągina 39
per Robert Gibson - 1814 - 508 pągines
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A Compendious System of Practical Surveying, and Dividing of Land: Concisely ...

1814 - 227 pągines
...DE. and it is a chord to both segments of the circle, as DFE and DGE. 12. A Circle is actually, or supposed to be divided into 360 equal parts, called...each degree into 60 equal parts, called Minutes ; and these into seconds, &c. 13. An Angle is so many degrees, as lines drawn from the centre of a circle,...
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A Compendious and Complete System of Modern Geography: Or, A View of the ...

Jedidiah Morse - 1814 - 670 pągines
...and the diameter is equal to two radii, or the longest straight line, that can be drawn in a circle. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 minutes ; each minute into 60 seconds. An arc of a circle is the measure of an...
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A Treatise on Surveying, Containing the Theory and Practice: To which is ...

John Gummere - 1814 - 346 pągines
...of a plane triangle, except the three angles, are given, the others are determined. 2. The periphery of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minnte into 60 equal parts, called seconds,...
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A System of Universal Geography: For Common Schools: in which Europe is ...

Nathaniel Dwight - 1816 - 213 pągines
...parts ; and small circles, which divide it into unequal parts. Q. What are the degrees of a circle ? A. 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 seconds. Q. What is a meridian...
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An Introduction to Astronomy

John Bonnycastle - 1816 - 428 pągines
...and the equator, we are enabled to judge of the situation of the place with respect to its latitude. Every circle is supposed to be divided into 360 equal parts, called degrees, and every degree into sixty equal parts, called minutes; so that, from these considerations, you will readily...
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The complete measurer: or, The whole art of measuring, containing the ...

Thomas Keith, William Hawney - 1817
...the arc DE is the measure of the angle » BE, and the arc G n is the measure of the angle ABC. 14. 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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A System of Universal Geography, for Common Schools: In which Europe is ...

Nathaniel Dwight - 1817 - 216 pągines
...Circles, which divide it into Unequal parts. Q. What are the Degrees of a Circle ?. A. The circumferer.ee 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 seconds. Q. What is...
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A Course of Mathematics ...: For the Use of Academies, as Well as ..., Volum 1

Charles Hutton - 1818
...the middle. Thus the angle contained by the lines BA and 3D is called the angle BAC BAD or DAB. 67. 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...
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British Encyclopedia: Or, Dictionary of Arts and Sciences ..., Volum 3

William Nicholson - 1819
...otherwise called a periphery ; the boundary of a right lined figure being expressed by the term perimeter. The circumference of every circle is supposed to be divided into 360 degrees. The angle at the circumference of a circle is double that at the centre. For the ratio of...
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Hawney's Complete Measurer: Or, The Whole Art of Measuring. Being a Plain ...

William Hawney - 1820 - 312 pągines
...thus the arch I)E is the measure of the angle DBE aud the arch GH is the measure of the angle ABC. 1*. 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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