HELP ME

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HELPMEHELPME HELPME由勾股定理算出x=8再带入其他线段算出长度.两组对边分别相等证明四边形为平行四边形

HELP ME
HELP ME

HELP ME
由勾股定理算出x=8再带入其他线段算出长度.两组对边分别相等证明四边形为平行四边形

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