50 points Pls help i will put brainltist

(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

Do you mind if you guys me with this question i’m on number 8

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.