If Michelle is 72 years in eighteen years we can determine her current age by taking the future age minus the amount of years between the future and current age:
[tex]72-18=54[tex]
Michelle is currently 54 years old and will be 72 years old in eighteen years. The answer is B.
if angle dfb and angle cea measure something other than 90degrees, then line we is not equal to line bf. in this case, line and and line cd intersect at a single point.