题目内容

如图,都是等腰直角三角形,于点分别交于点

试猜测线段的数量和位置关系,并说明理由.

 

解析:

解:猜测 ······················· 2分

理由如下:

·········· 3分

都是等腰直角三角形.

························· 4分

·························· 5分

······························ 6分

···························· 7分

··············· 8分

······························ 9分

 

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