24. 正四棱柱ABCD−A1B1C1D1ABCD-A_{1}B_{1}C_{1}D_{1}ABCD−A1B1C1D1中,AB=4AB=4AB=4,AA1=8AA_{1}=8AA1=8,EEE为CC1CC_{1}CC1中点,O1O_{1}O1为下底面正方形的中心.求:(1)点O1O_{1}O1到直线BEBEBE的距离;(2)点O1O_{1}O1到平面ABEABEABE的距离.