1,9963 0,9390 1,44878 158 2,7570 1,9632 0,8092 1,19151 174 3,0369 1,9973 0,9477 1,46617 159 2,7751 1,9005 0,9788 1,20835 175 3,0543 1,9981 0,9504 1,48369 160 2,7925 1,9696 0,8264 1,22525 170 3,0718 1.9988 0,9651 1,50101 101 2,8100 1,9726 0,8350 1,24221 177 3,0892 1,9993 0,9738 1,51835 162 2,8274 1,9754 0,8436 1,25921 178 3,1067 1,9997 0,9825 1,53589 163 2,8449 1,9780 0,8522 1,27626 179 3,1241 1,9999 0,9913 1,55334 164 2,8623 1,9805 0,8608 1,29335 180 3,1416 2,0000 1,0000 1,57080 Si l’arc comprend des minutes, on procède comme suit : soit par exemple. 