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Every circumference of a. circle, whether the circle be large or small, is supposed to be divided into 360 equal parts called degrees. Each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds.
Easy Lessons in Geography and History: Designed for the Use of the Younger ... - Page 39
by Joseph Allen - 1832 - 116 pages

## Elementary Geometry: With Applications in Mensuration

Charles Davies - Geometry - 1850 - 236 pages
...measurement of angles. For this purpose it is divided into 360 equal parts called degrees, each degree into 60 equal parts called minutes, and each minute into 60 equal parts called seconds. The degrees, minutes, and seconds are marked thus ° ' " ; and 9° 18' 16", are read, 9 degrees 18...

## Elementary Geometry: With Applications in Mensuration

Charles Davies - Geometry - 1850 - 218 pages
...measurement of angles. For this purpose it is divided into 360 equal parts called degrees, each degree into 60 equal parts called minutes, and each minute into 60 equal parts called seconds. The degrees, minutes, and seconds are marked thus ° ' " ; and 9° 18' 16", are read, 9 degrees 18...

## The University Arithmetic: Embracing the Science of Numbers, and Their ...

Charles Davies - Arithmetic - 1850 - 412 pages
...OF TIME. 40. 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. For astronomical purposes, the circumference of the circle is also supposed to be divided into 12 equal...

## Mensuration, Mechanical Powers, and Machinery: The Principles of Mensuration ...

Daniel Adams - Measurement - 1850 - 144 pages
...10. The circumference of every circle is divided into 360 equal parts, called Degrees ; each degree into 60 equal parts, called Minutes ; and each minute into 60 equal parts, called Seconds. 11. Degrees, minutes, and seconds, are marked respectively °, ', " ; they are used in mensuration...

## Arithmetic on the Productive System: Accompanied by a Key and ..., Volume 1

Roswell Chamberlain Smith - Arithmetic - 1850 - 314 pages
...through the centre of the earth. 15 CORRESPOND, [L. corrcspondeo.] To answer to; communicate with. parts, called minutes, and each minute into 60 equal parts, called seconds. 76. The circumference1 of the earth is a great circle of 360 de grees. On this circle every minute...

## A Manual of Surveying for India, Detailing the Mode of Operations on the ...

Sir Henry Edward Landor Thuillier - Surveying - 1851 - 828 pages
...circle is supposed to be divided off into 360 equal parts, called degrees, each degree is subdivided into 60 equal parts, called minutes, and each minute into 60 equal parts, called seconds. Degrees are expressed thus:0 minutes, thus/ seconds, thus:" A Quadrant of a circle will therefore contain...

## The Decimal System of Numbers: Illustrated and Practically Applied, by a ...

Dana Pond Colburn - Arithmetic - 1852 - 228 pages
...whether the circle be large or small, is supposed to be divided into 360 equal parts called degrees. Each degree is divided into 60 equal parts called...and each minute into 60 equal parts called seconds. A degree is to be regarded simply as the 360th part of the circumference of the circle considered....

## A complete treatise on practical land-surveying

Anthony Nesbit - 1870 - 578 pages
...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. 40. The diameter of a circle is a right line drawn through the centre, A and terminating in the circumference...