将一副三角板按如图1位置摆放,使得两块三角板的直角边AC和MD重合.已知AB=AC=8 cm,将△MED绕点A(M)逆时旋转60°后(图2),求两个三角形重叠(阴影)部分的面积.(结果精确到0.1,根号3≈1.73 )
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/30 16:40:36
![将一副三角板按如图1位置摆放,使得两块三角板的直角边AC和MD重合.已知AB=AC=8 cm,将△MED绕点A(M)逆时旋转60°后(图2),求两个三角形重叠(阴影)部分的面积.(结果精确到0.1,根号3≈1.73 )](/uploads/image/z/8746478-62-8.jpg?t=%E5%B0%86%E4%B8%80%E5%89%AF%E4%B8%89%E8%A7%92%E6%9D%BF%E6%8C%89%E5%A6%82%E5%9B%BE1%E4%BD%8D%E7%BD%AE%E6%91%86%E6%94%BE%2C%E4%BD%BF%E5%BE%97%E4%B8%A4%E5%9D%97%E4%B8%89%E8%A7%92%E6%9D%BF%E7%9A%84%E7%9B%B4%E8%A7%92%E8%BE%B9AC%E5%92%8CMD%E9%87%8D%E5%90%88.%E5%B7%B2%E7%9F%A5AB%EF%BC%9DAC%EF%BC%9D8+cm%2C%E5%B0%86%E2%96%B3MED%E7%BB%95%E7%82%B9A%28M%29%E9%80%86%E6%97%B6%E6%97%8B%E8%BD%AC60%C2%B0%E5%90%8E%28%E5%9B%BE2%29%2C%E6%B1%82%E4%B8%A4%E4%B8%AA%E4%B8%89%E8%A7%92%E5%BD%A2%E9%87%8D%E5%8F%A0%EF%BC%88%E9%98%B4%E5%BD%B1%EF%BC%89%E9%83%A8%E5%88%86%E7%9A%84%E9%9D%A2%E7%A7%AF.%28%E7%BB%93%E6%9E%9C%E7%B2%BE%E7%A1%AE%E5%88%B00.1%2C%E6%A0%B9%E5%8F%B73%E2%89%881.73+%29)
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