 | Thomas Curtis - 1829 - 814 sider
...360 equal parts, called DEGREES, and each degree into sixty MIMUTES, each minute into sixty SECOND, and so on. Hence a semicircle contains 180 degrees, and a quadrant ninety degrees. 41. The MEASURE OF A RECTILINEAL ANGLE is an arc of any circle contained between the... | |
 | Charles Hutton - 1831 - 660 sider
...in Geom. Def. 56) is supposed to be divided into 360 equal parts, called Degrees ; also each degree into 60 Minutes, and each minute into 60 Seconds,...semicircle contains 180 degrees, and a quadrant 90 degrees. 3. The Measure of an angle (Def. 57, Geom.) is an arc of any circle contained between the two lines... | |
 | Charles Hutton - 1831 - 632 sider
...divided into 360 equal parts, called Degrees ; also each degree into 60 Minutes, and each minute into CO Seconds, and so on. Hence a semicircle contains 180 degrees, and a quadrant 90 degrees, 3. The Measure of an angle (Def. 57, Geom.) is an arc of any circle contained between the two lines... | |
 | William Grier - 1832 - 366 sider
...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. Hence a semicircle contains 180 degrees, and a quadrant 90 degrees. 58. The Measure of an angle, is an arc of any circle contained between the two lines which form that... | |
 | William Grier - 1836 - 384 sider
...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. Hence a semicircle contains 180 degrees, and a quadrant 90 degrees. 58. The Measure of an angle, is an arc of any circle contained between the two lines which form that... | |
 | William Grier - 1836 - 380 sider
...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. Hence a semicircle contains I8O degrees, and a quadrant 90 degrees. 58. The Measure of an angle, is an arc of any circle contained... | |
 | Benjamin Greenleaf - 1839 - 356 sider
...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. Hence a semicircle...contains 180 degrees, and a quadrant, 90 degrees. D B .E GEOMETRICAL PROBLEMS. PROBLEM I. To divide a line A, B into two equal parti. \/ A Set one foot... | |
 | William Grier - 1842 - 320 sider
...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. Hence a semicircle...contains 180 degrees, and a quadrant 90 degrees.^ 58. The measure of an angle, is an arc of any circle contained between the two lines which form that... | |
 | Joseph Gwilt - 1842 - 1114 sider
...parts, called degrees, and that each degree is subdivided into 60 minutes, these minutes each into 6O seconds, and so on. Hence a semicircle contains 180 degrees, and a quadrant 9O degrees. 1035. The measure of an angle is that arc of a circle contained between those two lines... | |
 | Charles Haynes Haswell - 1844 - 298 sider
...Circumference of everjr circle is supposed to be divided into 360 cqnal parts called Degrees } each degree into 60 Minutes, and each minute into 60 Seconds, and so on. The Complement of an angle is what remains after subtracting- the angle from 90 degrees. The Supplement... | |
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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. Hence a semicircle contains 180 degrees, and a quadrant 90 degrees. 
