Lin is going to __________ from Dalian to Beijing when Lin's older.
如图,∠APB=52°,PA、PB、DE都为⊙O的切线,切点分别为A、B、F,且PA=6.
(1)求△PDE的周长;
(2)求∠DOE的度数.
看图写数和读数
读作:____ 写作:____