0W6900(1/(12)) 66L(EF)/(AE) 9x^2-1/2 (18)/(18) ((10a)/b=1/2 ∴AD∥ WW000.8g/sg/m^3sin60^0 g(x)=x^2Wx_1=0 日=8/8≤3/8≤3/2≤3/2≤3/2≤3/2-1/2∴△EPF ∴∠E=∠GEG=8/3(t≤3/2)-3/2t(3/2)^2=2/3 相关知识点: 试题来源: 解析 【...