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If the perimeter of a triangle is 18, then the length of one of the sides CANNOT
If the perimeter of a triangle is 18, then the length of one of the sides CANNOT
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2024-01-12
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问题
If the perimeter of a triangle is 18, then the length of one of the sides CANNOT be ?
选项
A、1
B、3
C、6
D、8
E、9
答案
E
解析
若三角形的周长等于18,那么其边长不可能是:
解:本题的正确答案为(E)。三角形中任一边的长都小于其他两边的和,也即任意一边的长都小于三角形周长的一半。
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