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#385cbb77-23ad-4281-b005-c2677403e5c9简单fill_compute外接球与内切球立体几何

29.在三棱柱ABCA1B1C1ABC-A_{1}B_{1}C_{1}中,已知AA1AA_{1}\bot平面ABCABCBC=3BC=3AA1=8AA_{1}=8BAC=30\angle BAC=30\circ,则该三棱柱外接球的表面积为 ___100π100\pi___.