By P. Wijdenes

Rather than the previous department of the ideal attitude in ninety of 60' at 60" every one, the next department reveals ever extra widespread software: one quadrant has a hundred grades (gr), which of their flip are sub divided decimally in decigrades (dgr), centigrades (cgr), milligrades (mgr) and decimilligrades (dmgr). In utilizing tools upon which the quadrant is split into a hundred equivalent components, in operating with a calculating laptop or a slide rule the recent department has all of the benefits and the outdated approach the entire hazards. one other vital benefit of the recent approach is that the arcs take their position within the decimal method. One fourth of a meridian of the earth is 10.000 km, additionally a hundred X a hundred cgr; therefore one km equals 1 cgr of the circumference-of the earth. If the arc of a longitude gr then circle among given issues in the world be 14,26 their distance measured alongside this arc is 1426 km. It additional follows that 1 mgr of the meridian equals 1 hm and 1 dmgr 10 meters. this straightforward calculation exhibits that to be used in colleges we must always confine ourselves to milligrades (1 mgr = 3,"24). specialists have guaranteed me that for many sensible purposes milligrades are sufficiently exact.

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Additional resources for Five Place Tables: Logarithms of Integers Logarithms and Natural Values of Trigonometric Functions in the Decimal System for each Grade From 0 to 100 Grades with Interpolation Tables

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57079 633 rad. 71238 898 rad. 000157 69 .... gr = 1,083849 rad. 14 .. 002199 .. 000145 .. 200 gr =? 14159265 rad. 28318 531 rad. 97,561 gr 97 .... 523672 rad. 56 .. 008796 .. 10 dmgr = 0,000016 .. 1,08619 rad. 53248 rad. 69,1'92~r +---- 096 +---- 31 lid. CONVERSION OF RADIANS TO GRADES. "27t rad. = 100 gr; 1 rad. 1 = 63,661977237 gr rad ir rad. ir rad. ir rad. 2,? 039445. 323954 rad. 661977 1,1286 rad. 12 ..... 301415 gr 0,0086 . 547493 .. 99 2,00 3,24675 rad. 2 ..... 046 .... 928451 .. 00075...

28318 531 rad. 97,561 gr 97 .... 523672 rad. 56 .. 008796 .. 10 dmgr = 0,000016 .. 1,08619 rad. 53248 rad. 69,1'92~r +---- 096 +---- 31 lid. CONVERSION OF RADIANS TO GRADES. "27t rad. = 100 gr; 1 rad. 1 = 63,661977237 gr rad ir rad. ir rad. ir rad. 2,? 039445. 323954 rad. 661977 1,1286 rad. 12 ..... 301415 gr 0,0086 . 547493 .. 99 2,00 3,24675 rad. 2 ..... 046 .... 928451 .. 00075... 047746 .. 6945 8,0128 rad. •.... 0128 .. 814873 .. 1107 gr gr 32 a Ia lie. CONVERSION OF DEGREES TO RADIANS. 2792527 .

19,5 I T" 7 27,3 8 31,2 <) 35,I 26 la. LOGARITHMS OF (1 loe 1,01 log log log 1,0125 1,015 1,0175 log 1,02 log 1,0225 log 1,025 log 1,0275 loe 1,03 log 1,0325 log 1,035 log 1,0375 log log log log log log 0,99 0,985 0,98 0,975 0,97 0,965 = = = = = = = = = = = = + i) AND (1 - d) 0,0043214 log 1,04 0,0053950 0,0064660 0,0075344 log 1,0425 log 1,045 log 1,0475 0,0086002 loe 1,05 0,0096633 0,0107239 0,0117818 log log log 0,0128372 loe 1,06 0,0138901 0,0149403 0,0159881 log log log 1,065 1,07 1,075 1,9956352 - 1,9934362 - 1,9912261 = 1,9890046 = 1,9867717 = 1,9845273 log log log log log log 0,96 0,955 0,95 0,945 0,94 0,935 - 1,0525 1,055 1,0575 = 0,0170333 = 0,0180761 0,0191163 0,0201540 = = = = = = = 0,0211893 0,0222221 0,0232525 0,0242804 0,0253059 = 0,0273496 0,0293838 0,0314085 = = = 1,9822712 = 1,9800034 = 1,9777236 = 1,9754318 = 1,9731279 = 1,9708116 lb.

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