 ... 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 64by Benjamin Donne - 1775 - 159 pagesFull view - About this book
 | Adrien Marie Legendre, Charles Davies - Geometry - 1857 - 442 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 60 equal parts, called seconds. Degrees, minutes, and seconds, are designated respectively, by the characters ° ' ". For example,... | |
 | Charles Guilford Burnham - Arithmetic - 1857 - 328 pages
...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 seconds ; and these into thirds, etc. Hence a semicircle contains 180 degrees, and a quadrant 90 degrees. 15.... | |
 | Charles Guilford Burnham - 1857 - 342 pages
...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 seconds ; and these into thirds, etc. Hence a semicircle contains 180 degrees, and a quadrant 90 degrees. 15.... | |
 | Dana Pond Colburn - 1858 - 288 pages
...circle, whether large or small, is supposed to contain 360 equal parts, called DEGKEES ; each degree is divided into 60 equal parts, called MINUTES ; and each minute into 60 equal parts, called SECONDS. NOTE. — Tho length of a degree, as well as that of its subdivisions, varies with the size of the... | |
 | Dana Pond Colburn - Arithmetic - 1859 - 288 pages
...large or small, is suppose^ to contain 360 equal parts, called DEGREES ; each degree is divided into G0 equal parts, called MINUTES; and each minute into 60 equal parts, called SECONDS. NOTE.—Tho length of a degree, as well as that of its subdivision?, varies with the size of the circle.... | |
 | Dana Pond Colburn - Arithmetic - 1860 - 388 pages
...be l.irge or small, is supposed to be divided into 3t10 equal p:\rts called degrees. Each degree is divided into 60 equal parts, called minutes, and each minute into 60 equal parts, called ccconds. (g.) A degree is to be regarded simply as the S60th part of the circumference of the circle... | |
 | Josiah Lyman - Protractors - 1862 - 92 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, &c. 9. The Measure of an angle is the arc intercepted between the two lines that form the angle ; and the... | |
 | William Frothingham Bradbury - Plane trigonometry - 1864 - 324 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 ( "). 34. The RADIUS of a circle is a line drawn from the centre to the circumference ; as C B. All... | |
 | C. Davies - 1867 - 342 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 60 equal parts, called secondsTRIGONOMETRY Definitionsby the characters ° ' "- For example, ten degrees, eighteen minutes,... | |
 | Asa Smith - 1868 - 86 pages
...circumference of every circle ¡в supposed to be divided into and equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds. Circumpolar Start.— Those stars which revolve around the pole without passing below the horizon.... | |
| |
