Point E is on line segment \overline{DF}DF. Given DE=12DE=12 and EF=6,EF=6, determine the length \overline{DF}.DF.

Question

Point E is on line segment \overline{DF}DF. Given DE=12DE=12 and EF=6,EF=6, determine the length \overline{DF}.DF.

Philip P. · Accepted Answer

D-----------------------------E--------------------F

12 6

The Segment Addition Postulate says:

DE + EF = DF

Just plug in the given values for DE and EF and compute the length of DF.

1 Expert Answer