| [ QuizWit ] in KIDS 글 쓴 이(By): guest (guest) 날 짜 (Date): 1998년 5월 28일 목요일 오전 01시 18분 57초 제 목(Title): [문제] ... Two nonintersecting roads lead from city A to city B. It is known that two cars travelling from A to B over different roads and joined by a cord of a certain length less than 2L were able to travel from A to B without breaking the cord. Is is possible for two circular wagons of radius L whose centers move over these raods towards each other to pass without touching? 답 좀 가르켜 주세요... |