Respuesta :

Straight lines can be divided into different segments

The value of DE is 23 units

We have:

[tex]DF = 35[/tex]

[tex]EF = 12[/tex]

Segment DF and EF have the same endpoint.

This means that, point E is located on segment DF

So, we have:

[tex]DF = DE + EF[/tex]

Substitute known values

[tex]35 = DE + 12[/tex]

Collect like terms

[tex]DE = 35- 12[/tex]

[tex]DE =23[/tex]

Hence, the value of DE is 23 units

Read more about line segments at:

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