已知球面上四点A,B,C,D,且AB,AC,AD两两垂直、AB=1,AC=2,AD=3,求球的表面积与体积
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![已知球面上四点A,B,C,D,且AB,AC,AD两两垂直、AB=1,AC=2,AD=3,求球的表面积与体积](/uploads/image/z/10179453-21-3.jpg?t=%E5%B7%B2%E7%9F%A5%E7%90%83%E9%9D%A2%E4%B8%8A%E5%9B%9B%E7%82%B9A%2CB%2CC%2CD%2C%E4%B8%94AB%2CAC%2CAD%E4%B8%A4%E4%B8%A4%E5%9E%82%E7%9B%B4%E3%80%81AB%3D1%2CAC%3D2%2CAD%3D3%2C%E6%B1%82%E7%90%83%E7%9A%84%E8%A1%A8%E9%9D%A2%E7%A7%AF%E4%B8%8E%E4%BD%93%E7%A7%AF)
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