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Pearson Geometry Common Core, 2011
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Pearson Geometry Common Core, 2011 View details
3. Measuring Segments
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Exercise 9 Page 24

The Ruler Postulate is used to find the distance between points on a segment.

9 units

Practice makes perfect
To find the length of BD, let's consider the given number line.
According to the Ruler Postulate, the distance between two points is the absolute value of the difference between their coordinates.
BD=|b-d|
SubstituteII

b= -6, d= 3

BD=| -6- 3|
SubTerm

Subtract term

BD= |-9|
AbsNeg

|-9|=9

BD=9
The length of BD is 9 units.
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arrow_right Lesson Check p.23
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arrow_right Practice and Problem-Solving Exercises p.24-25
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Practice and Problem-Solving Exercises 10 (Page 24)
Practice and Problem-Solving Exercises 11 (Page 24)
Practice and Problem-Solving Exercises 12 (Page 24)
Practice and Problem-Solving Exercises 13 (Page 24)
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Practice and Problem-Solving Exercises 15 (Page 24)
Practice and Problem-Solving Exercises 16 (Page 24)
Practice and Problem-Solving Exercises 17 (Page 24)
Practice and Problem-Solving Exercises 18 (Page 24)
Practice and Problem-Solving Exercises 19 (Page 24)
Practice and Problem-Solving Exercises 20 (Page 24)
Practice and Problem-Solving Exercises 21 (Page 24)
Practice and Problem-Solving Exercises 22 (Page 24)
Practice and Problem-Solving Exercises 23 (Page 24)
Practice and Problem-Solving Exercises 24 (Page 24)
Practice and Problem-Solving Exercises 25 (Page 24)
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Practice and Problem-Solving Exercises 27 (Page 24)
Practice and Problem-Solving Exercises 28 (Page 24)
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Practice and Problem-Solving Exercises 42 (Page 25)
Practice and Problem-Solving Exercises 43 (Page 25)
arrow_right Standardized Test Prep p.26
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arrow_right Mixed Review p.26
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Mixed Review 52 (Page 26)
Mixed Review 53 (Page 26)
Mixed Review 54 (Page 26)
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Mixed Review 56 (Page 26)