 | Abel Flint - Surveying - 1804 - 226 pages
...the Co-Sine, Co-Tangent and Co-Secant of the Arch BH. Fig. 7. 28. The measure of an Angle is the Arch of a Circle contained between the two Lines which form the Angle, the angular Point being the Centre ; thus the Angle HCB, Fig. 7. is measured by the Arch BH ; and is said... | |
 | Thomas Hodson - Arithmetic - 1806 - 502 pages
...degrees ; for the meafure of every right-Une angle is an arc of a circle contained between the two lint)s which form the. angle, the point of the angle being...degrees contained in the arc of the circle gives the meafure of the angle. See fig. 25. - .- , 39. In every right-angled triangle the fide oppoGte the right... | |
 | Thomas Hodson - Education - 1806 - 576 pages
...angle, and half a quadrant, called an oftant, contains 45 degrees; for the meafure of crew right-line angle is an arc of a circle contained between the...angle, the point of the angle being in the centre of the-circle, ami the number of degrees contained in the arc of the circle gives the meafure of the angle.... | |
 | Abel Flint - Surveying - 1808 - 190 pages
...the Co-Sine, Co-Tangent and Co-Secant of the Arch BH. Fig. 7. 28. The measure of an Angle is the Arch of a Circle contained between the two Lines which form the Angle, the angular Point being the Centre ; thus the Angle HCB. Fig. 7. is measured by the Arch BH ; and is said... | |
 | Abel Flint - Surveying - 1825 - 252 pages
...the Co,Sine, Co,Tangent, and CoSecant of the Arch BH. Fig. 7. 28. The measure of an Angle is the Ai^h of a Circle contained between the two Lines which form the angle, the angular Point being the Centre ; thus, the Angle HCB. Fig. 7. is measured by the Arch BH 1 and is said... | |
 | John Bonnycastle - Geometry - 1829 - 256 pages
...degrees; each degree into 60 equal parts, called minutes; and so on. 48. The measure of any right-lined angle is an arc of a circle contained between the two lines which form that angle, the angular point being the centre. Note. The angle is estimated by the number of degrees... | |
 | Abel Flint - Surveying - 1830 - 322 pages
...co-tangent, and cosecant, are written co-sin. co-tan. and co-sec.] 28. The measure of an angle is the arc of a circle contained between the two lines which form the angle, the angular point being the centre ; thus, the angle HCB. Fig. 7. is measured by the arc BH : and is said... | |
 | Abel Flint - Geometry - 1835 - 366 pages
...co-tangent and cosecant, are written co.sin, co-tan, and co-sec.] 28. The measure of an angle is the arc of a circle contained between the two lines which form the angle, the angular point being the centre ; thus the angle HCB. Fig. 7. is measured by the arc BH : and is said... | |
 | Charles Haynes Haswell - Engineering - 1844 - 298 pages
...is a perpendicular let fall from its vertex to the opposite side, called the base. The Measure of an angle is an arc of a circle contained between the two lines that form the angle, and is estimated by the number of degrees in the arc. A Prismoid has its two ends... | |
 | James Robinson (of Boston.) - 1847 - 304 pages
...seconds. Hence, a semicircle measures 180 degrees, and a quadrant 90 degrees. 46. The measure of an angle is an arc of a circle contained between the two lines which form the angle ; the angular point being at the centre of the circle ; and its measure is estimated by the number of degrees... | |
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Arch of a Circle contained between the two Lines which form the Angle, the angular Point being the Centre ; thus the Angle HCB. Fig. 7. is measured by the Arch BH ; and is said to contain so many Degrees as the Arch does. 
