\documentclass[12pt,b4paper,twocolumn,fleqn,papersize]{jsarticle}
\usepackage{amsmath,amssymb}
\usepackage{atbegshi}
\AtBeginShipoutFirst{\special{pdf:tounicode 90ms-RKSJ-UCS2}}
\usepackage[dvipdfm]{color}
\usepackage[dvipdfm,bookmarks=true,bookmarksnumbered=true,%
             bookmarkstype=toc,pdftitle={�~},pdfsubject={���w3�N},pdfauthor={���V�Ώ�}]{hyperref}
\usepackage[dvips]{graphicx}
\usepackage[dvipdfm]{hyperref}
\usepackage{float}
\usepackage{otf}

\setlength{\oddsidemargin}{-10.4truemm}
\setlength{\topmargin}{-10.4truemm}

\setlength{\headheight}{0mm}
\setlength{\headsep}{0mm}

\setlength{\textwidth}{58zw}
\setlength{\textheight}{48\baselineskip}
\addtolength{\textheight}{\topskip}

\makeatletter
\def\leqq{\mathrel{\mathpalette\gl@align<}}
\def\geqq{\mathrel{\mathpalette\gl@align>}}
\def\gl@align#1#2{\lower.6ex\vbox{\baselineskip\z@skip\lineskip\z@
    \ialign{$\m@th#1\hfil##\hfil$\crcr#2\crcr=\crcr}}}
\makeatother

\pagestyle{empty}                      %%�y�[�W���o�͂��Ȃ��Ƃ�
\thicklines                            %%���̑���0.8pt

\def\labelenumi{\bf\theenumi.}
\def\theenumii{\arabic{enumii}}
\def\LINES{\hspace{6cm}\underline{\hspace{3cm}}}

\setlength{\mathindent}{0pt}

\setlength{\columnseprule}{0.4pt}
\setlength{\columnsep}{2zw}
\def\labelenumi{\bf\theenumi.}
\def\theenumii{\arabic{enumii}}

\def\LINE{\par �@�@�@�@�@�@�@�@�@�@\underline{\hspace{3cm}}}
\def\LINEL{\vfill
    �@�@�@�@�@�@�@�@�@\underline{\hspace{5cm}}}

\def\MARU#1{{\ooalign{\hfil#1\/\hfil\crcr\raise.167ex\hbox{\mathhexbox20D}}}}

\begin{document}

\twocolumn[%
  \begin{center}
    \Large\bf $3$�N~�~
  \end{center}
  \begin{flushright}
    \underline{\hspace{1cm}}�N\underline{\hspace{1cm}}�g\underline{\hspace{1cm}}��
    \hspace{1zw}����\underline{\hspace{5cm}}
  \end{flushright}
 \vspace{5mm}]

\begin{enumerate}

\item ���̐}��$ \angle x$�̑傫�������߂Ȃ����B

\special{pn 13}

%%JLATEX /INPUT FILE
%////���̂��̖��߂͍��l�߂ɂ���ΗL���ɂȂ�܂�////
%spacecounter off
%//////////////////////////////////////////////////
\vspace{3mm}
\hspace{-17mm}
\parbox{2.397in}{
\setlength{\unitlength}{0.001in}
\begin{picture}(2397, 1598)(0, -1598)
\special{ar 1198 799 719 719 -6.283185 0}%
\special{sh  .707}%
\special{ar 1198 799 10 10 -6.283185 0}%
\special{pa 799 1398}%
\special{pa 1907 679}%
\special{fp}%
\special{pa 1907 679}%
\special{pa 1668 1348}%
\special{fp}%
\special{pa 1198 799}%
\special{pa 1678 1328}%
\special{fp}%
\special{pa 1198 799}%
\special{pa 799 1398}%
\special{fp}%
\special{pa 1807 739}%
\special{pa 1812 746}%
\special{pa 1815 750}%
\special{pa 1816 752}%
\special{pa 1818 754}%
\special{pa 1819 755}%
\special{pa 1820 757}%
\special{pa 1821 758}%
\special{pa 1822 759}%
\special{pa 1823 760}%
\special{pa 1824 761}%
\special{pa 1825 762}%
\special{pa 1826 763}%
\special{pa 1827 764}%
\special{pa 1828 765}%
\special{pa 1828 765}%
\special{pa 1829 766}%
\special{pa 1830 767}%
\special{pa 1831 767}%
\special{pa 1832 768}%
\special{pa 1833 768}%
\special{pa 1834 769}%
\special{pa 1835 770}%
\special{pa 1836 770}%
\special{pa 1837 771}%
\special{pa 1839 771}%
\special{pa 1840 771}%
\special{pa 1841 772}%
\special{pa 1842 772}%
\special{pa 1843 773}%
\special{pa 1844 773}%
\special{pa 1845 773}%
\special{pa 1847 774}%
\special{pa 1848 774}%
\special{pa 1849 774}%
\special{pa 1850 775}%
\special{pa 1851 775}%
\special{pa 1853 775}%
\special{pa 1854 775}%
\special{pa 1855 776}%
\special{pa 1856 776}%
\special{pa 1857 776}%
\special{pa 1857 776}%
\special{pa 1858 777}%
\special{pa 1859 777}%
\special{pa 1860 777}%
\special{pa 1861 777}%
\special{pa 1861 777}%
\special{pa 1862 778}%
\special{pa 1863 778}%
\special{pa 1863 778}%
\special{pa 1864 778}%
\special{pa 1864 778}%
\special{pa 1865 778}%
\special{pa 1865 778}%
\special{pa 1866 778}%
\special{pa 1866 779}%
\special{pa 1866 779}%
\special{pa 1866 779}%
\special{pa 1867 779}%
\special{pa 1867 779}%
\special{pa 1867 779}%
\special{pa 1867 779}%
\special{pa 1867 779}%
\special{pa 1867 779}%
\special{sp}%
\special{pa 1837 769}%
\special{pa 1698 929}%
\special{fp}%
\special{pa 1837 769}%
\special{pa 1777 779}%
\special{fp}%
\special{pa 1827 769}%
\special{pa 1837 809}%
\special{fp}%
\special{pa 1698 929}%
\special{pa 2017 929}%
\special{fp}%
\special{pa 1148 869}%
\special{pa 1163 871}%
\special{pa 1170 872}%
\special{pa 1174 873}%
\special{pa 1178 874}%
\special{pa 1182 874}%
\special{pa 1185 875}%
\special{pa 1187 875}%
\special{pa 1190 875}%
\special{pa 1192 875}%
\special{pa 1194 876}%
\special{pa 1197 876}%
\special{pa 1199 876}%
\special{pa 1201 876}%
\special{pa 1203 876}%
\special{pa 1204 876}%
\special{pa 1206 876}%
\special{pa 1208 876}%
\special{pa 1210 876}%
\special{pa 1211 876}%
\special{pa 1213 876}%
\special{pa 1215 876}%
\special{pa 1216 876}%
\special{pa 1218 876}%
\special{pa 1220 876}%
\special{pa 1221 876}%
\special{pa 1223 875}%
\special{pa 1224 875}%
\special{pa 1226 875}%
\special{pa 1228 875}%
\special{pa 1229 874}%
\special{pa 1231 874}%
\special{pa 1232 874}%
\special{pa 1234 874}%
\special{pa 1236 873}%
\special{pa 1237 873}%
\special{pa 1238 873}%
\special{pa 1240 872}%
\special{pa 1241 872}%
\special{pa 1242 872}%
\special{pa 1244 872}%
\special{pa 1245 871}%
\special{pa 1246 871}%
\special{pa 1247 871}%
\special{pa 1248 871}%
\special{pa 1249 871}%
\special{pa 1250 870}%
\special{pa 1251 870}%
\special{pa 1252 870}%
\special{pa 1252 870}%
\special{pa 1253 870}%
\special{pa 1254 870}%
\special{pa 1254 870}%
\special{pa 1255 869}%
\special{pa 1256 869}%
\special{pa 1256 869}%
\special{pa 1256 869}%
\special{pa 1257 869}%
\special{pa 1257 869}%
\special{pa 1257 869}%
\special{pa 1258 869}%
\special{pa 1258 869}%
\special{pa 1258 869}%
\special{pa 1258 869}%
\special{pa 1258 869}%
\special{sp}%
\put(1238,-919){\makebox(80,320){$\mathrm{O}$}}%
%%\put(679,-1638){\makebox(80,320){$\mathrm{A}$}}%
%%\put(1718,-1558){\makebox(80,320){$\mathrm{B}$}}%
%%\put(1957,-839){\makebox(80,320){$\mathrm{C}$}}%
\put(2027,-1108){\makebox(160,320){$20^{\circ }$}}%
\put(1178,-1098){\makebox(80,320){$x$}}%
\put(-251,-277){\makebox(1245,277){\ajMaru{5}}}%
\end{picture}
}

\vspace{-43mm}
\hspace{33mm}
\parbox{2.397in}{
\setlength{\unitlength}{0.001in}
\begin{picture}(2397, 1598)(0, -1598)
\special{ar 1198 799 719 719 -6.283185 0}%
\special{sh  .707}%
\special{ar 1198 799 10 10 -6.283185 0}%
\special{pa 629 1238}%
\special{pa 1767 359}%
\special{fp}%
\special{pa 629 1238}%
\special{pa 1907 919}%
\special{fp}%
\special{pa 1907 919}%
\special{pa 1767 359}%
\special{fp}%
\special{pa 1688 419}%
\special{pa 1697 424}%
\special{pa 1702 426}%
\special{pa 1705 428}%
\special{pa 1708 429}%
\special{pa 1710 430}%
\special{pa 1712 431}%
\special{pa 1714 432}%
\special{pa 1716 433}%
\special{pa 1718 433}%
\special{pa 1719 434}%
\special{pa 1721 435}%
\special{pa 1723 435}%
\special{pa 1724 436}%
\special{pa 1726 436}%
\special{pa 1728 436}%
\special{pa 1729 437}%
\special{pa 1731 437}%
\special{pa 1732 437}%
\special{pa 1734 438}%
\special{pa 1736 438}%
\special{pa 1737 438}%
\special{pa 1739 438}%
\special{pa 1741 438}%
\special{pa 1742 439}%
\special{pa 1744 439}%
\special{pa 1746 439}%
\special{pa 1747 439}%
\special{pa 1749 439}%
\special{pa 1751 439}%
\special{pa 1753 439}%
\special{pa 1755 439}%
\special{pa 1757 439}%
\special{pa 1758 439}%
\special{pa 1760 439}%
\special{pa 1762 439}%
\special{pa 1764 439}%
\special{pa 1765 439}%
\special{pa 1767 439}%
\special{pa 1768 439}%
\special{pa 1770 439}%
\special{pa 1771 439}%
\special{pa 1773 439}%
\special{pa 1774 439}%
\special{pa 1775 439}%
\special{pa 1776 439}%
\special{pa 1777 439}%
\special{pa 1778 439}%
\special{pa 1779 439}%
\special{pa 1780 439}%
\special{pa 1781 439}%
\special{pa 1782 439}%
\special{pa 1783 439}%
\special{pa 1784 439}%
\special{pa 1784 439}%
\special{pa 1785 439}%
\special{pa 1785 439}%
\special{pa 1786 439}%
\special{pa 1786 439}%
\special{pa 1787 439}%
\special{pa 1787 439}%
\special{pa 1787 439}%
\special{pa 1787 439}%
\special{pa 1787 439}%
\special{pa 1787 439}%
\special{sp}%
\special{pa 749 1148}%
\special{pa 751 1155}%
\special{pa 752 1159}%
\special{pa 753 1161}%
\special{pa 754 1163}%
\special{pa 754 1165}%
\special{pa 755 1167}%
\special{pa 755 1168}%
\special{pa 756 1169}%
\special{pa 756 1170}%
\special{pa 756 1172}%
\special{pa 757 1173}%
\special{pa 757 1174}%
\special{pa 757 1175}%
\special{pa 757 1176}%
\special{pa 757 1177}%
\special{pa 758 1178}%
\special{pa 758 1179}%
\special{pa 758 1180}%
\special{pa 758 1181}%
\special{pa 758 1182}%
\special{pa 758 1183}%
\special{pa 758 1183}%
\special{pa 758 1184}%
\special{pa 759 1185}%
\special{pa 759 1186}%
\special{pa 759 1187}%
\special{pa 759 1188}%
\special{pa 759 1189}%
\special{pa 759 1190}%
\special{pa 759 1191}%
\special{pa 759 1192}%
\special{pa 759 1193}%
\special{pa 759 1194}%
\special{pa 759 1195}%
\special{pa 759 1196}%
\special{pa 759 1196}%
\special{pa 759 1197}%
\special{pa 759 1198}%
\special{pa 759 1199}%
\special{pa 759 1199}%
\special{pa 759 1200}%
\special{pa 759 1201}%
\special{pa 759 1202}%
\special{pa 759 1202}%
\special{pa 759 1203}%
\special{pa 759 1203}%
\special{pa 759 1204}%
\special{pa 759 1204}%
\special{pa 759 1205}%
\special{pa 759 1205}%
\special{pa 759 1206}%
\special{pa 759 1206}%
\special{pa 759 1206}%
\special{pa 759 1207}%
\special{pa 759 1207}%
\special{pa 759 1207}%
\special{pa 759 1207}%
\special{pa 759 1208}%
\special{pa 759 1208}%
\special{pa 759 1208}%
\special{pa 759 1208}%
\special{pa 759 1208}%
\special{pa 759 1208}%
\special{pa 759 1208}%
\special{sp}%
\put(1078,-919){\makebox(80,320){$\mathrm{O}$}}%
\put(1628,-699){\makebox(160,320){$65^{\circ }$}}%
\put(839,-1258){\makebox(80,320){$x$}}%
\put(-251,-277){\makebox(1245,277){\ajMaru{6}}}%
\end{picture}
}

\vspace{3mm}
\hspace{-17mm}
\parbox{2.397in}{
\setlength{\unitlength}{0.001in}
\begin{picture}(2397, 1757)(0, -1757)
\special{ar 1198 799 719 719 -6.283185 0}%
\special{sh  .707}%
\special{ar 1198 799 10 10 -6.283185 0}%
\special{pa 1198 799}%
\special{pa 619 1218}%
\special{fp}%
\special{pa 1198 799}%
\special{pa 1738 1278}%
\special{fp}%
\special{pa 1738 1278}%
\special{pa 1098 90}%
\special{fp}%
\special{pa 1098 90}%
\special{pa 619 1218}%
\special{fp}%
\special{pa 619 1218}%
\special{pa 1738 1278}%
\special{fp}%
\special{pa 1048 200}%
\special{pa 1060 200}%
\special{pa 1066 200}%
\special{pa 1070 200}%
\special{pa 1074 200}%
\special{pa 1076 200}%
\special{pa 1079 200}%
\special{pa 1081 200}%
\special{pa 1083 199}%
\special{pa 1085 199}%
\special{pa 1087 199}%
\special{pa 1089 199}%
\special{pa 1091 199}%
\special{pa 1093 199}%
\special{pa 1094 199}%
\special{pa 1096 199}%
\special{pa 1098 199}%
\special{pa 1099 198}%
\special{pa 1101 198}%
\special{pa 1102 198}%
\special{pa 1104 198}%
\special{pa 1105 198}%
\special{pa 1107 197}%
\special{pa 1109 197}%
\special{pa 1110 197}%
\special{pa 1112 197}%
\special{pa 1113 197}%
\special{pa 1115 196}%
\special{pa 1116 196}%
\special{pa 1118 196}%
\special{pa 1119 195}%
\special{pa 1121 195}%
\special{pa 1123 195}%
\special{pa 1124 195}%
\special{pa 1126 194}%
\special{pa 1127 194}%
\special{pa 1129 194}%
\special{pa 1130 193}%
\special{pa 1131 193}%
\special{pa 1133 193}%
\special{pa 1134 193}%
\special{pa 1135 192}%
\special{pa 1136 192}%
\special{pa 1137 192}%
\special{pa 1138 192}%
\special{pa 1139 192}%
\special{pa 1140 191}%
\special{pa 1141 191}%
\special{pa 1142 191}%
\special{pa 1142 191}%
\special{pa 1143 191}%
\special{pa 1144 191}%
\special{pa 1145 190}%
\special{pa 1145 190}%
\special{pa 1146 190}%
\special{pa 1146 190}%
\special{pa 1147 190}%
\special{pa 1147 190}%
\special{pa 1147 190}%
\special{pa 1148 190}%
\special{pa 1148 190}%
\special{pa 1148 190}%
\special{pa 1148 190}%
\special{pa 1148 190}%
\special{pa 1148 190}%
\special{sp}%
\special{pa 719 1148}%
\special{pa 721 1158}%
\special{pa 723 1163}%
\special{pa 723 1166}%
\special{pa 724 1168}%
\special{pa 724 1171}%
\special{pa 725 1173}%
\special{pa 725 1175}%
\special{pa 726 1176}%
\special{pa 726 1178}%
\special{pa 726 1179}%
\special{pa 727 1181}%
\special{pa 727 1182}%
\special{pa 727 1184}%
\special{pa 727 1185}%
\special{pa 727 1186}%
\special{pa 728 1188}%
\special{pa 728 1189}%
\special{pa 728 1190}%
\special{pa 728 1191}%
\special{pa 728 1193}%
\special{pa 728 1194}%
\special{pa 728 1195}%
\special{pa 729 1196}%
\special{pa 729 1198}%
\special{pa 729 1199}%
\special{pa 729 1200}%
\special{pa 729 1201}%
\special{pa 729 1203}%
\special{pa 729 1204}%
\special{pa 729 1205}%
\special{pa 729 1206}%
\special{pa 729 1208}%
\special{pa 729 1209}%
\special{pa 729 1210}%
\special{pa 729 1211}%
\special{pa 729 1212}%
\special{pa 729 1213}%
\special{pa 729 1215}%
\special{pa 729 1216}%
\special{pa 729 1217}%
\special{pa 729 1217}%
\special{pa 729 1218}%
\special{pa 729 1219}%
\special{pa 729 1220}%
\special{pa 729 1221}%
\special{pa 729 1222}%
\special{pa 729 1222}%
\special{pa 729 1223}%
\special{pa 729 1224}%
\special{pa 729 1224}%
\special{pa 729 1225}%
\special{pa 729 1225}%
\special{pa 729 1226}%
\special{pa 729 1226}%
\special{pa 729 1226}%
\special{pa 729 1227}%
\special{pa 729 1227}%
\special{pa 729 1227}%
\special{pa 729 1228}%
\special{pa 729 1228}%
\special{pa 729 1228}%
\special{pa 729 1228}%
\special{pa 729 1228}%
\special{pa 729 1228}%
\special{sp}%
\put(1238,-919){\makebox(80,320){$\mathrm{O}$}}%
\put(1068,-429){\makebox(80,320){$x$}}%
\put(809,-1308){\makebox(160,320){$35^{\circ }$}}%
\put(-251,-277){\makebox(1245,277){\ajMaru{7}}}%
\end{picture}
}

\vspace{-47mm}
\hspace{33mm}
\parbox{2.397in}{
\setlength{\unitlength}{0.001in}
\begin{picture}(2397, 1757)(0, -1757)
\special{ar 1198 799 719 719 -6.283185 0}%
\special{sh  .707}%
\special{ar 1198 799 10 10 -6.283185 0}%
\special{pa 539 1078}%
\special{pa 1498 1448}%
\special{fp}%
\special{pa 1498 1448}%
\special{pa 1917 809}%
\special{fp}%
\special{pa 1917 809}%
\special{pa 859 170}%
\special{fp}%
\special{pa 859 170}%
\special{pa 539 1078}%
\special{fp}%
\special{pa 819 270}%
\special{pa 838 267}%
\special{pa 847 266}%
\special{pa 854 265}%
\special{pa 859 264}%
\special{pa 863 264}%
\special{pa 867 263}%
\special{pa 870 262}%
\special{pa 874 262}%
\special{pa 876 261}%
\special{pa 879 261}%
\special{pa 882 260}%
\special{pa 884 259}%
\special{pa 886 258}%
\special{pa 889 258}%
\special{pa 891 257}%
\special{pa 893 256}%
\special{pa 895 255}%
\special{pa 896 255}%
\special{pa 898 254}%
\special{pa 900 253}%
\special{pa 902 252}%
\special{pa 903 251}%
\special{pa 905 250}%
\special{pa 907 249}%
\special{pa 908 248}%
\special{pa 910 247}%
\special{pa 911 246}%
\special{pa 913 245}%
\special{pa 914 244}%
\special{pa 915 243}%
\special{pa 917 241}%
\special{pa 918 240}%
\special{pa 919 239}%
\special{pa 921 238}%
\special{pa 922 237}%
\special{pa 923 236}%
\special{pa 924 234}%
\special{pa 925 233}%
\special{pa 926 232}%
\special{pa 927 231}%
\special{pa 928 230}%
\special{pa 929 230}%
\special{pa 930 229}%
\special{pa 930 228}%
\special{pa 931 227}%
\special{pa 932 226}%
\special{pa 933 226}%
\special{pa 933 225}%
\special{pa 934 224}%
\special{pa 935 224}%
\special{pa 935 223}%
\special{pa 936 223}%
\special{pa 936 222}%
\special{pa 937 222}%
\special{pa 937 221}%
\special{pa 937 221}%
\special{pa 938 221}%
\special{pa 938 221}%
\special{pa 938 220}%
\special{pa 938 220}%
\special{pa 938 220}%
\special{pa 939 220}%
\special{pa 939 220}%
\special{pa 939 220}%
\special{sp}%
\special{pa 1418 1418}%
\special{pa 1432 1416}%
\special{pa 1439 1414}%
\special{pa 1444 1414}%
\special{pa 1448 1413}%
\special{pa 1451 1412}%
\special{pa 1454 1412}%
\special{pa 1457 1412}%
\special{pa 1460 1411}%
\special{pa 1462 1411}%
\special{pa 1464 1411}%
\special{pa 1466 1410}%
\special{pa 1468 1410}%
\special{pa 1470 1410}%
\special{pa 1472 1410}%
\special{pa 1474 1409}%
\special{pa 1476 1409}%
\special{pa 1477 1409}%
\special{pa 1479 1409}%
\special{pa 1481 1409}%
\special{pa 1483 1409}%
\special{pa 1484 1409}%
\special{pa 1486 1409}%
\special{pa 1488 1408}%
\special{pa 1489 1408}%
\special{pa 1491 1408}%
\special{pa 1492 1408}%
\special{pa 1494 1408}%
\special{pa 1496 1408}%
\special{pa 1497 1408}%
\special{pa 1499 1408}%
\special{pa 1500 1408}%
\special{pa 1502 1408}%
\special{pa 1504 1408}%
\special{pa 1505 1408}%
\special{pa 1507 1408}%
\special{pa 1508 1408}%
\special{pa 1509 1408}%
\special{pa 1511 1408}%
\special{pa 1512 1408}%
\special{pa 1513 1408}%
\special{pa 1514 1408}%
\special{pa 1515 1408}%
\special{pa 1517 1408}%
\special{pa 1518 1408}%
\special{pa 1519 1408}%
\special{pa 1519 1408}%
\special{pa 1520 1408}%
\special{pa 1521 1408}%
\special{pa 1522 1408}%
\special{pa 1523 1408}%
\special{pa 1523 1408}%
\special{pa 1524 1408}%
\special{pa 1525 1408}%
\special{pa 1525 1408}%
\special{pa 1526 1408}%
\special{pa 1526 1408}%
\special{pa 1526 1408}%
\special{pa 1527 1408}%
\special{pa 1527 1408}%
\special{pa 1527 1408}%
\special{pa 1528 1408}%
\special{pa 1528 1408}%
\special{pa 1528 1408}%
\special{pa 1528 1408}%
\special{sp}%
\put(1238,-919){\makebox(80,320){$\mathrm{O}$}}%
%%\put(409,-1298){\makebox(80,320){$\mathrm{A}$}}%
%%\put(1518,-1678){\makebox(80,320){$\mathrm{B}$}}%
%%\put(1937,-979){\makebox(80,320){$\mathrm{C}$}}%
%%\put(739,-260){\makebox(80,320){$\mathrm{D}$}}%
\put(859,-539){\makebox(160,320){$55^{\circ }$}}%
\put(1418,-1478){\makebox(80,320){$x$}}%
\put(-251,-277){\makebox(1245,277){\ajMaru{8}}}%
\end{picture}
}

\begin{tabular}{|c|l|c|l|}
\hline
   &               &    &               \\[-8pt]
\ajMaru{5} & $\angle x=$\hspace{22mm} & \ajMaru{6} & $\angle x=$\hspace{22mm} \\[-8pt]
   &               &    &               \\
\hline
   &               &    &               \\[-8pt]
\ajMaru{7} & $\angle x=$\hspace{22mm} & \ajMaru{8} & $\angle x=$\hspace{22mm} \\[-8pt]
   &               &    &               \\
\hline
\end{tabular}

\vspace{1mm}
\item ���̐}�ɂ����ē_$\mathrm{A}\>,\>\mathrm{B}\>,\>\mathrm{C}\>,\>\mathrm{D}$�͉~$\mathrm{O}$�̉~����̓_�ł��B
���̂Ƃ�$\>\mathrm{AB}\!=\!\mathrm{AC}\>$�Ȃ��$\>\angle \mathrm{ADB}=\angle \mathrm{ABC}\>$���ؖ����Ȃ����B

%%JLATEX /INPUT FILE
%////���̂��̖��߂͍��l�߂ɂ���ΗL���ɂȂ�܂�////
%spacecounter off
%//////////////////////////////////////////////////
\parbox{2.397in}{
\setlength{\unitlength}{0.001in}
\begin{picture}(2397, 1598)(0, -1598)
\special{ar 1198 799 719 719 -6.283185 0}%
\special{pa 479 799}%
\special{pa 639 1248}%
\special{fp}%
\special{pa 479 799}%
\special{pa 639 349}%
\special{fp}%
\special{pa 639 349}%
\special{pa 639 1248}%
\special{fp}%
\special{pa 639 1248}%
\special{pa 1887 1009}%
\special{fp}%
\special{pa 1887 1009}%
\special{pa 479 799}%
\special{fp}%
\special{sh  .707}%
\special{ar 1198 799 10 10 -6.283185 0}%
\put(1238,-959){\makebox(80,320){$\mathrm{O}$}}%
\put(359,-959){\makebox(80,320){$\mathrm{A}$}}%
\put(559,-1518){\makebox(80,320){$\mathrm{B}$}}%
\put(559,-399){\makebox(80,320){$\mathrm{C}$}}%
\put(1917,-1198){\makebox(80,320){$\mathrm{D}$}}%
\end{picture}
}

\begin{tabular}{|c|}
\hline
\hspace{80mm} \\
\\
\\
\\
\\
\\
\\
\\
\\
\\
\\
\\
\hline
\end{tabular}

\end{enumerate}

\end{document}
