 CIRCLE. 60 Seconds = 1 Minute 60 Minutes = 1 Degree 30 Degrees =1 Sign 90 Degrees =1 Quadrant 360 Degrees, or 12 Signs =1 Circumference Formerly, the subdivisions were carried on by sixties; thus, the second was divided into 60 thirds, the third into...  Mathematics for practical men - الصفحة 130بواسطة Olinthus Gilbert Gregory - 1848 - عدد الصفحات: 80عرض كامل - لمحة عن هذا الكتاب
 | E. S. Norman Campbell - 1830 - عدد الصفحات: 304
...60 Minutes zz 1 degree. 30 Degrees zz 1 sign. 90 Degrees — 1 quadrant. 360 Degrees — 12 signs ;z 1 circumference. Formerly the Subdivisions were carried on by sixties ; thus the second was divided into sixty thirds, and so on. At present the second is more generally divided decimally into lOths, lOOths,... | |
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford, Henry Vethake - 1831 - عدد الصفحات: 630
...see WeigUa.) 5. ANGULAR MEASURE ; OR, DIVISIONS OF THE CIRCLE. 60 seconds =: 1 minule 60 minutes rr 1 degree 30 degrees = 1 sign 90 degrees = 1 quadrant...carried on by sixties ; thus the second was divided into 60 thirds, the third into GO fourths, &c. At present, the second is more generally divided decimally... | |
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford - 1831 - عدد الصفحات: 628
...; OR, DIVISIONS OF THE CIRCLE. 60 seconds =: 1 minute 60 minutes = 1 degree 30 degrees = 1 sign 'JO degrees = 1 quadrant 360 degrees, or 12 signs = 1...carried on by sixties ; thus the second was divided into 60 thirds, the third into 60 fourths, &c. At present, the second is more generally divided decimally... | |
 | Francis Lieber, Edward Wigglesworth - 1835 - عدد الصفحات: 608
...ANGULAR MEASURE ; OR, DIVISKINS.OF THE ClKCLE. 60 seconds = 1 minute 60 minutes ^ 1 degree 30 degree* z: 1 sign 90 degrees = 1 quadrant 360 degrees, or 12...carried on by sixties ; thus the second was divided anto GO thirds, the third into GO fourths, &c. At present, the second is more generally idivided decimally... | |
 | T. Pigott - 1838 - عدد الصفحات: 68
...minute 60 minutes . . hour 24 hours .... day 7 days .... week 28 days month 60 seconds . . 1 minute 60 minutes... 1 degree 30 degrees . . 1 sign 90 degrees . . 1 quadrant 360 degrees . . 12 signs г m ... | |
 | Sir Daniel Keyte Sandford - 1841 - عدد الصفحات: 490
...rood 4 roods, or 160 perches acre GtO acres ~ square mile 60 miuutes = 1 degree 30 degrees = 1 »>*П' 90 degrees = 1 quadrant 360 degrees, or 12 signs =...circumference. Formerly, the subdivisions were carried on by sities ; thus the second was divided into sixty (hint, the third into sixty fourths, &c. At ]iresrat,... | |
 | James Wharton - 1847 - عدد الصفحات: 224
...watch-cases, &c. is 18 carats fine. V. ANGULAR MEASURE; OR, DIVISIONS OF THE CIRCLE. 60 Seconds = 1 Minute. 60 Minutes = 1 Degree. 30 Degrees = 1 Sign. 90 Degrees...on by sixties ; thus, the second was divided into 60 thirds, the third into 60 fourths, &c. At present, the second is more generally divided decimally... | |
 | Francis Lieber - 1851 - عدد الصفحات: 606
...minute 60 minutes zz 1 degree 30 degrees zz 1 sign 90 degrees zz 1 quadrant 360 degrees, or 12 signs zz 1 circumference. Formerly, the subdivisions were carried on by sixties ; thus the second was divided into 60 thirds, the third into 60 fourths, &c. At present, the second is more generally divided decimally... | |
 | 1852 - عدد الصفحات: 240
...watch-cases, &c., is 18 carats fine. 5. ANGULAR MEASURE; OR, DIVISIONS OF THE CIRCLE. 60 Seconds = 1 Minute 60 Minutes = 1 Degree 30 Degrees = 1 Sign 90 Degrees...Degrees, or 12 Signs = 1 Circumference. Formerly, the suhdivisions were carried on hy sixties; thus, the second was divided into 60 thirds, the third into... | |
 | W. Draper Bolton - 1852 - عدد الصفحات: 584
...circle. 00 Seconds = i Minute. f>0 Minutes — 1 Degree. 30 Degrees — 1 Sign. WEIGHTS AND MEASURES. 90 Degrees — 1 Quadrant. 360 Degrees, or 12 signs...Circumference. Formerly, the subdivisions were carried on* liy sillies ; tlius. the second was divided into 00 thirds, the third into 60 fourths, &c. At present... | |
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