해법
해법
솔루션 단계
Represent the number with
A.T.Q.:
해결 대상
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Find the 지역 of the triangle with a = 19, b = 14, c = 19. Round to the nearest tenth확장 the sum of two consecutive numbers is 25The 지름 of a circle is 20 m. Find its area in terms of pipi.Twice the sum of a number and four is twenty less than four times the number. Find the numberA boat traveled at a constant speed for 6 hours, covering a total 거리 of 408.3 kilometers. How fast was it going?