Αναζήτηση Εικόνες Χάρτες Play YouTube Ειδήσεις Gmail Drive Περισσότερα »
Είσοδος
 Βιβλία Βιβλία 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 ... - Σελίδα 39
των Robert Gibson - 1814 - 508 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο ## The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1821 - 544 σελίδες
...divides the circle and circumference into two equal parts, called semicircles; and is double theradius,as AB or DE. fig. 8. 16. The circumference of every circle...60 equal parts called minutes, and each minute into 00 equal parts called seconds, and- these into thirds, fourths, &c. these parts being greater or less... ## An introduction to geography and astronomy, by the use of the globes and ...

...the centre. / 1. A less circle divides a globe into two unequal parts. Every circle, great or small, is supposed to be divided into 360 equal parts, called degrees; and every degree is subdivided into 60 minutes. Degrees are marked °, and minutes'. Thus,—4 deg. 15... ## A Treatise on the Elements of Algebra

Bewick Bridge - 1821 - 227 σελίδες
...For the purpose of exhibiting arithmetically the magnitude of angles, the whole circumference of the circle is supposed to be divided into 360 equal parts, called degrees; each degree into 60 equal parts, called minutes; each minute into 60 equal parts, called seconds; &c.... ## A New System of Modern Geography, Or, A View of the Present State of the World

Sidney Edwards Morse - 1822 - 676 σελίδες
...diameter is a straight line drawn through the centre from one side of the circumference to the other. 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 part of its circumference.... ## Elements of Geography, Ancient and Modern: With an Atlas

Joseph Emerson Worcester - 1822 - 322 σελίδες
...ecli^tc, and the two colurvs. equal parts. These are four, the two tropics, and (he two polar circles. 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 00 equal parts, called seconds.... ## A Treatise on Practical Gauging

Anthony Nesbit, W. Little - 1822
...part of a circle, as ADC. " *fi. A sector is any part of a circle bounded by an arc sad two radii. 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 each minute into 60 equal parts, called seconds,... ## A New System of Modern Geography, Or, A View of the Present State of the ...

Sidney Edwards Morse - 1822 - 676 σελίδες
...diameter is a straight line drawn through the centre from one side of the circumference to the other. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 minutes ; each minute into GO seconds. An arc of a circle is part of its circumference.... ## Euclid's Elements of Geometry: The Six First Books. To which are Added ...

Euclid, Rev. John Allen - 1822 - 494 σελίδες
...have supposed the whole circumference of a circle to be divided in 360 equal parts, called degrees, each degree into 60 equal parts, called minutes and each minute into 60 equal parts, cal:ed seconds, &c. and a circle being described iron) the vertex of an angle, as a centre, an angle... ## A general view of the sciences and arts, Τόμος 1

William Jillard Hort - 1822
...and in more modern times, Napier, the inventor of logarithms, and Briggs. In plane trigonometry, the circle is supposed to be divided into 360 equal parts, called degrees ; every degree into 60 equal parts, called minutes ; every minute into 60 equal parts, called seconds... ## Elements of Science and Art: Being a Familiar Introduction to ..., Τόμος 2

John Imison - 1822
...radii and an arc, as BI K. (Fig. 19.) 38. The circumference of every circle, whether great or small, is supposed to be divided into 360 equal parts, called degrees ; and every degree into 60 parts, called minutes ; and every minute into 60 seconds. To measure the inclination...