初中几何体题如图,正方形ABCD各边为2,弧AC,BD分别为以AD,CD,AB,CB为半径.求阴影部分面积(保留π,要要求最简式).
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![初中几何体题如图,正方形ABCD各边为2,弧AC,BD分别为以AD,CD,AB,CB为半径.求阴影部分面积(保留π,要要求最简式).](/uploads/image/z/13331947-67-7.jpg?t=%E5%88%9D%E4%B8%AD%E5%87%A0%E4%BD%95%E4%BD%93%E9%A2%98%E5%A6%82%E5%9B%BE%2C%E6%AD%A3%E6%96%B9%E5%BD%A2ABCD%E5%90%84%E8%BE%B9%E4%B8%BA2%2C%E5%BC%A7AC%2CBD%E5%88%86%E5%88%AB%E4%B8%BA%E4%BB%A5AD%2CCD%2CAB%2CCB%E4%B8%BA%E5%8D%8A%E5%BE%84.%E6%B1%82%E9%98%B4%E5%BD%B1%E9%83%A8%E5%88%86%E9%9D%A2%E7%A7%AF%EF%BC%88%E4%BF%9D%E7%95%99%CF%80%2C%E8%A6%81%E8%A6%81%E6%B1%82%E6%9C%80%E7%AE%80%E5%BC%8F%EF%BC%89.)
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