| William Templeton (engineer.) - 1845
...2074-225 ft. theradius. X — To find the length of any given arc of a circle. Rule. — From eight **times the chord of half the arc, subtract the chord of the whole arc, and** onethird of the remainder is equal the length of the arc. Required the length of the arc ABC, the chord... | |
| William WATSON (of Beverley.) - Arithmetic - 1845 - 12 pages
...MENSURATION OF SURFACES. PROBLEM 1.— To find the length of any arc of a circle. RULE 1 . — From eight **times the chord of half the arc subtract the chord of the** wlwle arc, and \ of the remainder will be the length of the arc nearly. RULE 2.— Multiply the number... | |
| Charles Davies - Geometrical drawing - 1846 - 240 pages
...a circle when the chord and radius are given ? 1st. Find the chord of half the arc. 2d. From eight **times the chord of half the arc, subtract the chord of the whole arc, and** divide the remainder by three, and the quotient will be the length of the arc, nearly. EXAMPLES. 1.... | |
| Mechanical engineering - 1847 - 178 pages
...= 2074-225 ft-, the radius* To find the length of any given cere of a circle. Rule- — Prom eight **times the chord of half the arc subtract the chord of the whole arc, and** one third of the remainder is equal the length of the arcRequired the length of the arc ABC, the chord... | |
| Robert Kipping - 1847 - 167 pages
...amount of the foot-gore, to find the length on the roach or curve of the foot. RULE. — From eight **times the chord of half the arc, subtract the chord of the whole arc, and** one.third of the remainder will be the length of the arc nearly.* EXAMPLES. 1. Given the length of... | |
| Almon Ticknor - Measurement - 1849 - 144 pages
...radius are given ; or of any arc of a circle. RULE 1. — Find the chord of half the arc. 2. From eight **times the chord of half the arc, subtract the chord of the whole arc, and** divide the remainder by three, and the quotient will be the length of the arc nearly. 1. The chord... | |
| Thomas Kelt - Mechanical engineering - 1849 - 403 pages
...and = 2074-225 ft., the radiui. To find the length of any given arc of a circle. Rule — From eight **times the chord of half the arc subtract the chord of the whole arc, and** one third of the remainder is equal the length of the arc. MENSURATION. Required the length of the... | |
| J. M. Scribner - Mechanical engineering - 1849 - 264 pages
...degrees in the arc by the decimal 11745, and that product by the radius of the circle. Or, from 8 ir.es **the chord of half the arc, subtract the chord of the whole arc, and** j of the remainder will be the length of the arc, nearly. Or, as 3 is to the number of degrees in the... | |
| CHARLES DAVIS, L.L. D. - 1850
...circle when the chord and radius are given. RULE. I. Find the chord of half the arc. II. From eight **times the chord of half the arc, subtract the chord of the whole arc, and** divide the remainder by 3, and the quotient will be the length of the arc, nearly. EXAMPLES. 1. The... | |
| John Radford Young - Measurement - 1850 - 12 pages
...of an arc is almost always given in books on Mensuration. It is as follows: namely: — From eight **times the chord of half the arc, subtract the chord of the whole arc, and** one-third of the remainder will be the length of the arc, nearly. * The operation for this, by the... | |
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