Given the area of △ABC is S1 ,and the length of its three si

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Given the area of △ABC is S1 ,and the length of its three sides are ,10 respectively.And the perimeter of △A′B′C′ is 18 ,its area is S2.Then the relationship between S1 and S2 is S1 S2 .( fill in the blank with ">"," = " or "

题目有问题,
第一个三角形的三边依次为10,这句有点问题应该.
如果题目没有问题,那答案是大于,因为第二个三角形周长为18,组成最大三角形的面积也6为边的三角形.

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