28 flags are placed along a square field. Each side Of the field has the same number of flags. How many flags are there on each side of the field ?IKMC Grade 1 - 2
( 28 lá cờ được đặt dọc theo các cạnh của 1 cánh đồng hình vuông. Mỗi cạnh của cánh đồng có cùng số lá cờ. Hỏi mỗi cạnh của cánh đồng có bao nhiêu lá cờ ? )
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