八年级数学上册期中检测题(四)一.填空题(每小题4分,1.已知在△ABC中,AB=13,AC=5,BC=12,则▁▁▁▁▁▁=90°.有的发答案就可以了急呀!我是说整张试卷的答案角C是直角谁都知道呀- 是整张试卷

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