Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
Related questions
Question
![**Geometry Segment Addition Postulate – Activity 1.4.1**
---
**Problem 6: Segment Addition Postulate**
**Given:**
Point \( V \) is somewhere on \(\overline{UW}\). If \( UV = 2x - 13 \), \( VW = -18 + 2x \), and \( UW = 17 \), then find the length of \(\overline{UV}\).
**Diagram:**
```
U ---------------------- V ---------------------- W
| UV = 2x - 13 | VW = -18 + 2x |
|------------------------------------------|
UW = 17
```
**Solution Steps:**
1. Apply the Segment Addition Postulate which states:
\[
UV + VW = UW
\]
2. Substitute the given expressions into this equation:
\[
(2x - 13) + (-18 + 2x) = 17
\]
3. Simplify the equation:
\[
2x - 13 - 18 + 2x = 17
\]
\[
4x - 31 = 17
\]
4. Solve for \( x \):
\[
4x - 31 = 17
\]
\[
4x = 48
\]
\[
x = 12
\]
5. Find the length of \(\overline{UV}\) by substituting \( x = 12 \) back into \( UV = 2x - 13 \):
\[
UV = 2(12) - 13
\]
\[
UV = 24 - 13
\]
\[
UV = 11
\]
**Answer:**
- The length of \(\overline{UV}\) is \( 11 \).
**Multiple-choice options:**
- \( \circ \) 12
- \( \circ \) 6
- \( \circ \) 11
The correct answer is 11.
**Contributors:**
- Rayce Dendel, Academic Coach
- Dave Whitehead, Teacher
This content is designed for educational purposes to enhance your understanding of the Segment Addition Postulate in geometry.
---
By practicing these steps, students will](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F441fe70e-7c73-46c1-9515-d3a681871eeb%2F989f4ce7-b9a1-4b35-b8bd-c38b9a9e75b0%2Fy36w7wo_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Geometry Segment Addition Postulate – Activity 1.4.1**
---
**Problem 6: Segment Addition Postulate**
**Given:**
Point \( V \) is somewhere on \(\overline{UW}\). If \( UV = 2x - 13 \), \( VW = -18 + 2x \), and \( UW = 17 \), then find the length of \(\overline{UV}\).
**Diagram:**
```
U ---------------------- V ---------------------- W
| UV = 2x - 13 | VW = -18 + 2x |
|------------------------------------------|
UW = 17
```
**Solution Steps:**
1. Apply the Segment Addition Postulate which states:
\[
UV + VW = UW
\]
2. Substitute the given expressions into this equation:
\[
(2x - 13) + (-18 + 2x) = 17
\]
3. Simplify the equation:
\[
2x - 13 - 18 + 2x = 17
\]
\[
4x - 31 = 17
\]
4. Solve for \( x \):
\[
4x - 31 = 17
\]
\[
4x = 48
\]
\[
x = 12
\]
5. Find the length of \(\overline{UV}\) by substituting \( x = 12 \) back into \( UV = 2x - 13 \):
\[
UV = 2(12) - 13
\]
\[
UV = 24 - 13
\]
\[
UV = 11
\]
**Answer:**
- The length of \(\overline{UV}\) is \( 11 \).
**Multiple-choice options:**
- \( \circ \) 12
- \( \circ \) 6
- \( \circ \) 11
The correct answer is 11.
**Contributors:**
- Rayce Dendel, Academic Coach
- Dave Whitehead, Teacher
This content is designed for educational purposes to enhance your understanding of the Segment Addition Postulate in geometry.
---
By practicing these steps, students will
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