矩形形状在变化?面积固定在300,而 E 点的位置是使得这三块面积分别是25,90,10?
矩形形状在变化?面积固定在300,而 E 点的位置是使得这三块面积分别是25,90,10?
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理解完全正确。矩形的形状可变,面积是常数。
-askerfor-
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05/08/2026 postreply
05:04:01
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