题目如图,在△ABC\triangle ABC△ABC中,CECECE平分∠ACB\angle ACB∠ACB,CFCFCF平分∠ACD\angle ACD∠ACD,且EFEFEF∥BCBCBC交ACACAC于MMM,若CM=5CM=5CM=5,则CE2+CF2CE^{2}+CF^{2}CE2+CF2等于多少?知识点：勾股定理章节：图形的性质 / 三角形
如图,在中,平分,平分,且∥交于,若,则等于多少?如图,在中,平分,平分,且∥交于,若,则等于多少?如图,在中,平分,平分,且∥交于,若,则等于多少?