推 Beyond:答案是8嗎？ 10/21 22:58
推 smallwei12:對，答案是(D) 10/21 23:04
20.A square board that has an area of 25 square inches is to be cut into
pieces.each of which is a square with sides of length 1,2 or 3 inches.what
is the least number of such square pieces into which the board can be cut?
(A)5
(B)6
(C)7
(D)8
(E)9
請各位幫忙，需要詳解!!謝謝，感恩
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