Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Books Books
" 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. "
A Treatise on Surveying: Containing the Theory and Practice : to which is ... - Page 33
by John Gummere - 1846 - 266 pages
Full view - About this book

Elements of Surveying: With the Necessary Tables

Charles Davies - Surveying - 1830 - 300 pages
...angles that are given. 25. For the purposes of trigonometrical calculations, the circumference of the circle is supposed to be divided into 360 equal parts,...and each minute into 60 equal parts, called seconds. 26. As the circumference of a circle may be regarded as a proper measure of angles, having their vertices...
Full view - About this book

Elements of Geometry and Trigonometry: With Notes

Adrien Marie Legendre - Geometry - 1830 - 316 pages
...of trigonometrical calculations, the circumference of the circle is conceived to be divided into 36O equal parts, called degrees ; each degree into 60...and each minute into 60 equal parts, called seconds. The semicircumference, or the measure of two right angles, contains 1 80 degrees ; the quarter of the...
Full view - About this book

First lessons in Plane Geometry. Together with an application of them to the ...

Francis Joseph Grund - Geometry, Plane - 1830 - 12 pages
...arcs of circles, described with any radius between their legs. The circumference is for this purpose divided into 360 equal parts, called degrees; each degree into 60 equal parts, called minutes; each minute again into 60 equal parts, called seconds, &c. 16. The magnitude of an angle does not depend...
Full view - About this book

A System of Geometry and Trigonometry: With a Treatise on Surveying ... in ...

Abel Flint - Surveying - 1830 - 284 pages
...divides the circle into two equal parts, called semicircles ; as AB or DE. Fig. 5. 14. 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...
Full view - About this book

A Dictionary of General Knowledge; Or, An Explanation of Words and Things ...

George Crabb - Industrial arts - 1830 - 364 pages
...circumference; the segment of a circle is a part cut off by a liue called the chord. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees, every degree into 60 parts called minutes, and every minute into 60 parts called seconds. Solids are...
Full view - About this book

A concise system of mathematics

Alexander Ingram - Mathematics - 1830 - 120 pages
...is called a Quadrant; and if half a right angle, it is called an Octant. NOTE 2. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees, and a degree into 60 equal parts, called minutes, and a minute into 60 seconds, and so on. NOTE 3....
Full view - About this book

The Eclectic School Geometry

Evan Wilhelm Evans - Geometry - 1884 - 149 pages
...arc may be taken as the measure of its subtended angle. To this end the circumference is conceived to be divided into 360 equal parts, called degrees, each degree into 60 minutes, and each minute into 60 seconds. Then, whatever number of degrees, etc., an arc contains,...
Full view - About this book

Harper's School Geography: With Maps and Illustrations

Geography - 1885 - 136 pages
...Every circle is divided into 360 equal parts called degrees ; each degree is divided И" m' ... into GO equal parts called minutes; and each minute into 60 equal parts called seconds. The smaller the circle, the short- 18g er are the degrees. Degrees DECREES OF THE CIRCLE. are marked...
Full view - About this book

Elements of Geometry and Trigonometry: With Applications in Mensuration

Charles Davies - Geometry - 1886 - 324 pages
...Definitions. 28 The circumference of a circle is used for the measure. ment of angles. For this purpose it is divided into 360 equal parts called degrees, each...parts called minutes, and each minute into 60 equal pans called second s. The degrees, minutes, and seconds are marked thus ' " ; and 9 18' 16", are...
Full view - About this book

The Field Engineer: a Handy Book of Practice in the Survey, Location, and ...

William Findlay Shunk - Railroad engineering - 1886 - 325 pages
...inclndes one-quarter of the circle, and is the measure of a right angle. Each degree is further divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds. Degrees, minutes, and seconds are denoted by the symbols , 1, ": thus the expression 7 221 33"...
Full view - About this book




  1. My library
  2. Help
  3. Advanced Book Search
  4. Download EPUB
  5. Download PDF