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해법
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주어진 원 영역
인기 있는 예
alice has 3 apples if he gives 2 away how many does he haveBarry is 19. Katy is 6 years older than Christine and 7 years younger than Barry. How old is Christine?3 times a numberThe base of a triangle is 40cm and height is 60cm. What is the 지역 of triangle in cm?if twice a number is increased by 6 the result is 20.what is the number