8th Grade Line Segments Quizzes, Questions & Answers

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In the geometry, the segment addition postulate dictates that given two points A and C, a third point B lies on the line segment AC if the distances between the points satisfy the equation AB + BC = AC.

Questions: 7 | Attempts: 1821 | Last updated: Aug 20, 2025

Sample Question 1
E is the midpoint between D and F. If DE = 3x + 2, EF = 18, and DF = 5x, find the value of x.

10

15

3

5

Sample Question 2
E is the midpoint between D and F. If DE = 3x + 2, EF = 18, and DF = 5x, find the value of DE.

10

32

30

25

Sample Question 3
E is the midpoint between D and F. If DE = 3x + 2, EF = 18, and DF = 5x, find the value of DF.

10

32

45

50