Books Books ... is supposed to be divided into 60 equal parts, called minutes; and each minute into 60 equal parts, called seconds. Degrees, minutes, and seconds, are designated respectively, by the characters ° ' ". For example, ten degrees, eighteen minutes, and... The Geometrician: Containing Essays on Plane Geometry, and Trigonometry ... - Page 60
by Benjamin Donne - 1775 - 159 pages ## Elements of Geometry and Trigonometry, from the Works of A.M. Legendre

Adrien Marie Legendre - Geometry - 1869 - 455 pages
...the quadrant is divided into 90 equal parts, each of which k called a degree ; each degree into 00 equal parts, called minutes ; and each minute into 60 equal parts, called seconds. Degrees, minutes, and seconds, are denoted by the symbols °, ', ". Thus, the expression 7° 22' 33",... ## A Treatise on Land-surveying: Comprising the Theory Developed from Five ...

William Mitchell Gillespie - Surveying - 1869 - 428 pages
...Every circumference is regarded as being divided into 360 equal parts, called degrees. Each degree is divided into 60 equal parts, called minutes, and each minute into 60 seconds. These divisions are indicated by the marks ° ' ". Thus 28 degrees, 17 minutes, and 49 seconds,... ## A complete treatise on practical land-surveying

Anthony Nesbit - 1870
...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... ## Elements of Geometry and Trigonometry: With Applications in Mensuration

Charles Davies - Geometry - 1870 - 319 pages
...the circle is supposed to be divided into 360 equal parts, called degrees ; each degree is supposed to be divided into 60 equal parts, called minutes ; and each minute into 80 equal parts, called seconds. Degrees, minutes, and seconds, are designated respectively, Definitions.... ## Arithmetic and Its Applications ...

Dana Pond Colburn - 1871
...circle be 1vge or small, is supposed to be divided into 360 equal pwrtsf called degrees. Each degree is divided into 60 equal parts, called minutes, and each minute into 60 equal parts, called èeconds. (g.) A degree is to be regarded simply as the 860th part of the circumference of the circle... ## Elements of Surveying and Levelling: With Descriptions of the Instruments ...

Charles Davies - Leveling - 1871 - 431 pages
...the quadrant is divided into 90 equal parts, each of which is called a degree; each degree into 00 equal parts, called minutes; and each minute into 60 equal parts, called seconds. Degrees, minutes, and seconds, are denoted by the symbols °, ', ". Thus, the expression 7° 22' 33",... ## Elements of Geometry and Trigonometry

Adrien Marie Legendre - Geometry - 1871 - 187 pages
...quadrant is divided into 90 equal parts, each of which is called a degree / each degree into 60 equaF parts, called minutes; and each minute' into 60 equal parts, called seconds. Degrees, minutes, and seconds, are denoted by the symbols °, ', ". Thus, the expression 7° 22' 33",... ## Elements of geometry, with ... trigonometry

André Darré - 1872
...which the circumference of every circle is supposed to be divided are called degrees ; each degree is divided into 60 equal parts called minutes ; and each minute into 60 equal parts called seconds. Symbols are used to express degrees, minutes, and seconds. Thus 57° 17' 45" means 57 degrees, 17 minutes,... ## An Elementary Geometry and Trigonometry

William Frothingham Bradbury - Geometry - 1872 - 238 pages
...The circumference of every circle is dividad into 360 equal parts, called degrees ( ° ), each degree into 60 equal parts, called minutes ( ' ), and each minute into 60 equal parts, called seconds ( " ). 18. As angles at the centre valy as their arcs, or arcs as their corresponding angles, the measure... 