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单选题
If two sides of a triangle are 4 and 5, then the third side cannot be ______.
A
2
B
3
C
7
D
8
E
10
参考答案
参考解析
解析：
The third side cannot be 10 because the sum of any two sides of a triangle must be greater than the third side.
The third side cannot be 10 because the sum of any two sides of a triangle must be greater than the third side.
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