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    \Large\bf $3$�N~�O�����̒藝
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    \underline{\hspace{1cm}}�N\underline{\hspace{1cm}}�g\underline{\hspace{1cm}}��
    \hspace{1zw}����\underline{\hspace{5cm}}
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\begin{enumerate}
\item ����~\fbox{~~�@~~}~�ɂ��Ă͂܂鎮�܂��͌��t�������Ȃ����B
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\item ���}�ɂ����Ē��p�O�p�`�̊e�ӂ�1�ӂƂ��鐳���`�̖ʐς�$\>P\>,\>Q\>,\>R\>$�Ƃ���ƁC
���̊֌W��~\fbox{~\ajMaru{6}~}~�ƂȂ�C��������ꂼ��̕ӂ̒���$\>a\>,\>b\>,\>c\>$���g���ĕ\���ƁC
~\fbox{~\ajMaru{7}~}~�ƂȂ�܂��B���̊֌W�͎O�����̒藝�܂���~\fbox{~\ajMaru{8}~}~�̒藝�Ƃ�΂�Ă��܂��B
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\item �ȉ��̕��͉~�O�̓_$\>\mathrm{P}\>$����~$\>\mathrm{O}\>$�ւ̐ڐ��̈�����������������̂ł���B
�ȉ��̖₢�ɓ����Ȃ����B

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\ajMaru{3}~ & ����$\>\mathrm{PT}\>$�����߂�ڐ��ł���B\\
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\item ���̐}�ɓ_$\>\mathrm{P}\>$����~$\>\mathrm{O}\>$�֐ڐ�����}���Ȃ����B

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\item �~$\>\mathrm{O}\>$�̔��a��$2$\ajLig{cm}$\>,\>\mathrm{OP}=8$\ajLig{cm}�̂Ƃ��C����$\mathrm{PT}$�̒��������߂Ȃ����B

���l������

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\item ���}��$\mathrm{AC}=16$\ajLig{cm}�̒��p�񓙕ӎO�p�`�ł��B
$\mathrm{AB}$�̒��������߂Ȃ����B
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���l������

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\item ���}�͒��a$12$\ajLig{cm}�ʂ̒��Ƀs�b�^���Ɠ����傫���̋���$2$�����܂��Ă���}�ł��B
���̔��a��$\>4\>$\ajLig{cm}�̂Ƃ��ʂ̐[�������߂Ȃ����B

���l������

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