Do the ratios 2/1 and 18/10 form a proportion?

Based on what i know about mean, this doesn't add up.

If you answer right ill give brainliest, : )

(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