I need help with this whole thing its way too difficult

Find x & pleeeeaaaassseeee me !

Find the value of x for which abcd must be a parallelogram -9-6x x-30

(01.02 lc) angle abc has point e on ray ba and point d on ray bc. points e and d are equidistant from point b. to bisect angle abc, which of the following needs to be identified for the construction? the distance between points e and d the point in the angle that is equidistant from points e and d the endpoint of rays ba and bc the point outside of the angle that is equidistant from points e and d