Question

Point E is on line segment DF. Given DE=9 and DF=11, determine the length EF.

Answer 1

EF = 2 units

Explanation:

Given:

Line segment DF and point E on it.

DF = 11 unit

DE = 9 Unit

Find:

EF

Computation:

We know that,

DF = DE + EF

11 = 9 + EF

EF = 11-9

EF = 2 units