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\begin{document}
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  \begin{center}
    \Large\bf $2$�N~�}�`�̊�{�I�Ȑ���
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    \underline{\hspace{1cm}}�N\underline{\hspace{1cm}}�g\underline{\hspace{1cm}}��
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\begin{enumerate}

\parindent = 0zw 
%%�Q�N�Q�w�����ԃe�X�g�}�`�҂P

\item ����\fbox{\mathstrut\hskip 3zw }�ɓ��Ă͂܂錾�t�⎮�������Ȃ����B

\begin{enumerate}
\item $2$������$1$�����������Ƃ��C$2$���������s�Ȃ��\fbox{\hskip 1zw \ajMaru{1} \hskip 1zw}
�܂���\fbox{\hskip 1zw \ajMaru{2} \hskip 1zw}���������B

�܂�$2$���������s�ł��邩��\fbox{\hskip 1zw \ajMaru{1} \hskip 1zw}�܂���
\fbox{\hskip 1zw \ajMaru{2} \hskip 1zw}�����������ǂ����𒲂ׂ�΂����B
���Ƃ��Ή��̐}�Œ���$\>\ell\>$�ƒ���$\>m\>$�����s�ł��邱�Ƃ������ɂ́C
$\angle b$����ɍl�����$\angle b=$\fbox{\hskip 1zw \ajMaru{3} \hskip 1zw}
�܂���$\angle b=$\fbox{\hskip 1zw \ajMaru{4} \hskip 1zw}�����藧�Ă΂����B

$\angle a$����ɍl�����$\angle a=$\fbox{\hskip 1zw \ajMaru{5} \hskip 1zw}�����藧�Ă΂����B

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\item �O�p�`�̊p�̐����ŁC���p�̘a��\fbox{\hskip 1.5zw \ajMaru{6} \hskip 1zw}�ŁC
�O�p��\fbox{\hskip 1zw \ajMaru{7} \hskip 1zw}�ɓ�����
�Ƃ�������������B���̎��O�p�Ƃ�$1$�̕ӂƂ��ׂ̗�̕ӂ�\fbox{\hskip 1zw \ajMaru{8} \hskip 1zw}�Ƃ�����p�̂��Ƃł���B

\item �����������p��\fbox{\hskip 1.5zw \ajMaru{9} \hskip 1zw}�Ƃ����C
\fbox{\hskip 1.5zw \ajMaru{9} \hskip 1zw}�͓������Ƃ������������B

\item $\>n\>$�p�`�̓��p�̘a�́C\fbox{\hskip 1.5zw \ajMaru{10} \hskip 1zw}�ł���B

\end{enumerate}

\medskip
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\hline
         & \hspace{30mm} &          & \hspace{30mm} \\[-8pt]
\ajMaru{1} &  & \ajMaru{2} &  \\[-8pt]
         &               &          &               \\
\hline
         & \hspace{30mm} &          & \hspace{30mm} \\[-8pt]
\ajMaru{3} &   & \ajMaru{4} &  \\[-8pt]
         &               &          &               \\
\hline
         & \hspace{30mm} &          & \hspace{30mm} \\[-8pt]
\ajMaru{5} &   & \ajMaru{6} &  \\[-8pt]
         &               &          &               \\
\hline
 & \multicolumn{3}{l|}{  } \\[-8pt]
\ajMaru{7} & \multicolumn{3}{l|}{  } \\
 & \multicolumn{3}{l|}{  } \\[-8pt]
\hline
         & \hspace{30mm} &          & \hspace{30mm} \\[-8pt]
\ajMaru{8} &   & \ajMaru{9} &  \\[-8pt]
         &               &          &               \\
\hline
 & \multicolumn{3}{l|}{  } \\[-8pt]
\ajMaru{10} & \multicolumn{3}{l|}{  } \\[-8pt]
 & \multicolumn{3}{l|}{  } \\
\hline
\end{tabular}


%%�}�`�҂Q
\item ���̐}(�ʔz�z)�ɂ�����$\>\angle x\>$�̑傫�������߂Ȃ����B

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\hline
         & \hspace{30mm} &          & \hspace{30mm} \\[-8pt]
\ajMaru{1} & $\angle x=~~~~~~~~~~~$   & \ajMaru{2} & $\angle x=~~~~~~~~~~~$ \\[-8pt]
         &               &          &               \\
\hline
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         &               &          &               \\
\hline
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\ajMaru{5} & $\angle x=~~~~~~~~~~~$  & \ajMaru{6} & $\angle x=~~~~~~~~~~~$ \\[-8pt]
         &               &          &               \\
\hline
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\item �O�p�`�̓��p�̘a��$180^{\circ }$�ɂȂ邱�Ƃ����̐}��
$\triangle \mathrm{ABC}$�ŁC�_$\mathrm{C}$��ʂ��$\mathrm{AB}$�ɕ��s�Ȓ���$\mathrm{DC}$�������C
��$\mathrm{BC}$����������$\mathrm{CE}$�Ƃ��Đ��������B
\fbox{\mathstrut\hskip 3zw }�ɓ��Ă͂܂錾�t�⎮�������Ȃ����B

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�����j$\mathrm{AB}/\hspace{-1mm}/\mathrm{DC}$���

\begin{tabular}{r@{}c@{}l}

�@�@�@$\angle \mathrm{A}$ & $\>=\>$ & \fbox{~~\ajMaru{1}~~} (\fbox{~\ajMaru{2}~}������������) \\
�@�@�@$\angle \mathrm{B}$ & $=$ & \fbox{~~\ajMaru{3}~~} (\fbox{~\ajMaru{4}~}������������) \\

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�����\fbox{~~\ajMaru{1}~~}$+$\fbox{~~\ajMaru{3}~~}+$\angle \mathrm{ACB}=180^{\circ }$������

$\angle \mathrm{A}+\angle \mathrm{B}+\angle \mathrm{C}=180^{\circ }$

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\hline
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\hline
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\item �O�p�`�̓��p�̘a��$180^{\circ }$�ł��邱�Ƃ𗘗p���āC
���̘Z�p�`$\mathrm{ABCDEF}$�̓��p�̘a��$720^{\circ }$�ɂȂ邱�Ƃ�������Ȃ����B
(�����Ŏg�p�������͎c���Ă������ƁB)

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\\
\\
\\
\\
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\end{enumerate}

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\special{fp}%
% LINE 1 0 3 0
% 2 4840 6010 3490 6020
% 
\special{pn 13}%
\special{pa 4840 6010}%
\special{pa 3490 6020}%
\special{fp}%
% LINE 1 0 3 0
% 2 4840 6010 3960 4410
% 
\special{pn 13}%
\special{pa 4840 6010}%
\special{pa 3960 4410}%
\special{fp}%
% LINE 1 0 3 0
% 2 6670 6010 3970 4430
% 
\special{pn 13}%
\special{pa 6670 6010}%
\special{pa 3970 4430}%
\special{fp}%
% ELLIPSE 1 0 3 0
% 4 5950 4370 5800 4540 5820 4540 6030 4560
% 
\special{pn 13}%
\special{ar 5950 4370 150 170  1.1263771 2.2848870}%
% ELLIPSE 1 0 3 0
% 4 3980 4440 4180 4640 4080 4610 4180 4550
% 
\special{pn 13}%
\special{ar 3980 4440 200 200  0.5028432 1.0390723}%
% STR 2 0 3 0
% 3 5830 4630 5830 4730 2 0
% 80
\put(58.3000,-47.3000){\makebox(0,0)[lb]{$80^{\circ }$}}%
% STR 2 0 3 0
% 3 4180 4660 4180 4760 2 0
% x
\put(41.8000,-47.6000){\makebox(0,0)[lb]{$x$}}%
% STR 2 0 3 0
% 3 4530 5860 4530 5960 2 0
% ��
\put(45.3000,-59.6000){\makebox(0,0)[lb]{��}}%
% STR 2 0 3 0
% 3 4750 5710 4750 5810 2 0
% ��
\put(47.5000,-58.1000){\makebox(0,0)[lb]{��}}%
% STR 2 0 3 0
% 3 6190 5880 6190 5980 2 0
% �~
\put(61.9000,-59.8000){\makebox(0,0)[lb]{�~}}%
% STR 2 0 3 0
% 3 6300 5680 6300 5780 2 0
% �~
\put(63.0000,-57.8000){\makebox(0,0)[lb]{�~}}%
% STR 2 0 3 0
% 3 3780 6310 3780 6410 2 0
% �������t�������͓̂����傫���̊p�ł��B
\put(37.8000,-64.1000){\makebox(0,0)[lb]{�������t�������͓̂����傫���̊p�ł��B}}%
\end{picture}%

\end{document}

