<div><img onLoad='miniSelfResize(contents_13,this);' src="download.php?id=mathmovie&no=13&div=0&mode=1" border="0" /></div><br> <P>Æò¸é °Å¿ï¿¡ ºñÄ¡´Â ¹°Ã¼ÀÇ »óÀÇ ¿ø¸®¸¦ ÇнÀÇÏ´Â ±³±¸ ÀÔ´Ï´Ù<IFRAME height="315" src="http://www.youtube.com/embed/8Kdc_gSnfoQ" frameBorder="0" width="420" allowfullscreen=""></IFRAME><BR></P> <P>ÇÑ °³ÀÇ °Å¿ï ¾Õ¿¡ ¼¸é ³» ¸ð½Àµµ ÇϳªÀÌ´Ù. </P> <P>Æò¸é°Å¿ïÀº ¹Ý»çÀÇ ¿ø¸®, Áï ¼±´ëĪÀÇ ¿ø¸®¿¡ ÀÇÇÏ¿© »óÀÌ »ý±ä´Ù.</P> <P>¿µÈ ÆäÀ̽º¿ÀÇÁÀÇ À¯¸íÇÑ Àå¸é Áß ÇϳªÀÎ °Å¿ïÀÇ ¹æÀ» ±â¾ïÇÏÁÒ? </P> <P>°¢µµ±â °Å¿ïÀº µÎ °Å¿ïÀÇ ÇÑÂÊ ¸ð¼¸®¸¦ ºÙ¿© °Å¿ïÀÌ ÀÌ·ç´Â °¢ÀÇ Å©±â¸¦ Á¶ÀýÇϸé </P> <P>°Å¿ïÀÌ ÀÌ·ç´Â °¢ÀÇ Å©±â¿¡ µû¶ó °Å¿ï»óÀÇ °³¼ö°¡ ´Ù¸£°Ô ³ªÅ¸³´Ù.</P> <P>°¢µµ±â °Å¿ïÀÌ ÀÌ·ç´Â °¢ÀÇ Å©±â¿¡ µû¶ó °Å¿ï»óÀÌ ¾î¶»°Ô º¯ÇÏ´ÂÁö °üÂûÇØ º¸ÀÚ.</P> <P><BR>Regular plane mirrors will only result in one image. <BR>However, with the protractor mirror, depending on the angle between the mirrors, many image can result. <BR>Let's study how the angle between the mirrors and the number of image is related. </P> <P class="main"><BR>1. Open the mirrors and place it on the table.<BR><BR>2. Change the angle between the mirrors and find the relationship of image and angle.</P>