À̹øÁÖ ÀÏ¿äÀÏ¿¡ ¾àÁ¤ 180ÀÏ ³²´Âµ¥ ¾àÁ¤½Â°è¶§¹®¿¡ 179ÀÏ¿¡ ¹Ù²ã¾ßÇÏ´ÂÁö 180À϶§ ¾ðÁ¦ ¹Ù²Ü¼öÀÖ³ª¿ä?
±×·¸³×¿ä °¨»çÇÕ´Ï´Ù~~=
±×·¸³×¿ä °¨»çÇÕ´Ï´Ù~~=