a. B is two adjacent non-zero natural numbers, then the greatest common factor of a and B is (), and the least common multiple of a and B is () The waist length of an isosceles triangle is 5 decimeters, and its area is Finding the least common multiple of each group 12 and 8 7 and 4 9 and 6 Find the greatest common factor of each group of numbers below 12 and 24 10 and 18 9 and 4 Find out the equal score 45 / 66, 95 / 25, 139 / 133 / 2 / 3 Three fifths, two fifths

The waist length of an isosceles triangle is 5 decimeters. Its area is 12 and 8 (24) 7 and 4 (28) 9 and 6 (18) 12 and 24 (12) 10 and 18 (2) 9 and 4 (1) four sixths (4 / 6 = 2 / 3) nine fifths (9 / 15)

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