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已知S、A、B、C是球O表面上的点,SA⊥平面ABC,AB⊥BC,SA=AB=1...
已知S、A、B、C是球O表面上的点,SA⊥平面ABC,AB⊥BC,SA=AB=1,BC=
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101431417521780/SYS201311031014314175217014_ST/0.png)
,则球O的表面积等于
.
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