 | Anthony Nesbit, W. Little - 1822 - 916 σελίδες
...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, &c. 48. The arc of a quadrant contains 90 degrees, which is the measure of a right angle. 49. An ellipse... | |
 | Rev. John Allen - 1822 - 508 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, called seconds, Stc. and a circle being described from the vertex of an angle, as a centre, an angle is said to be... | |
 | William Jillard Hort - 1822 - 308 σελίδες
...lines CA and CH. 2. If the circumference of a circle 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 ; and so on ; then, as many degrees, minutes, and seconds, &c. as are in any arch ; so many degrees,... | |
 | Rev. John Allen - 1822 - 516 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... | |
 | Joseph Emerson Worcester - 1822 - 354 σελίδες
...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. They are marked thus, 23° 28' 16" ; i- e. 33 degrees, 28 minute!",... | |
 | Anthony Nesbit - 1824 - 476 σελίδες
...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. 48. The arc of a quadrant contains 90 degrees, which is the measure of a right angle. 49. Ap ellipse... | |
 | Abel Flint - 1825 - 252 σελίδες
...or DE. Fig. 5. 14. The Circumference of every Circle is sipposed to be divided into 360 equal part?, called Degrees ; and each Degree into 60 equal parts,...and each Minute into 60 equal parts, called Seconds ; and these into Thirds, &c. JVote. Since all Circles are divided into the same number ot Degrees,... | |
 | Samuel Adams (servant.) - 1826 - 526 σελίδες
...is J3. ,\ Gross is 12 Dozen, or 144 A Pace is 3 Feet or a Yard. Mathematicians conceive every Circle to be divided into 360 equal Parts, called Degrees, and each Degree into 60 equal parts, called Seconds, and each Second subdivided into 60 smaller parts, called thirds, and so on. The Diameter of... | |
 | 1825 - 590 σελίδες
...whether small or great, is supposed to be divided into 360 equal parts, which are called degrees ; each degree into 60 equal parts called minutes, and each minute into 60 equal parts called seconds, in the same manner as a yard is divided into 3 equal parts called feet, a foot into 12 equal parts... | |
 | George G. Carey - 1825 - 274 σελίδες
...All circles, whether great or small, are 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.f 9. An Angle is the inclination of two lines which meet in a point, and is always some part of... | |
| |
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 seconds ; and these into thirds, &c. 
