题目如图,在长方形ABCDABCDABCD中,AB=4AB=4AB=4,AD=9AD=9AD=9,EEE为边ADADAD上一点,AE=5AE=5AE=5,PPP为边BCBCBC上一动点,连接APAPAP、EPEPEP,将△APE\triangle APE△APE沿EPEPEP折叠,点AAA的对应点为点A\’{A\’}A\’,当A\’{A\’}A\’落在边CDCDCD上时,BPBPBP的长为( )A.333B.103\frac{10}{3}310C.113\frac{11}{3}311D.83\frac{8}{3}38知识点:矩形的判定章节:图形的性质 / 四边形