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
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24. consider RST and XYZ shown below. Which postulate or theorem proves that the
 alt="**Question 24: Congruence of Triangles**
Consider ∆RST and ∆XYZ shown below.
Two triangles are depicted:
1. Triangle RST:
- Angle at vertex S is 48°
- Side RS = 7 units
- Side RT = 3 units
2. Triangle XYZ:
- Angle at vertex Y is 48°
- Side XY = 7 units
- Side YZ = 3 units
**Which postulate or theorem proves that the triangles are congruent?**
- **A. SSS**
- **B. SSA**
- **C. SAS**
- **D. ASA**
*Note:* The postulates or theorems used to prove congruence between triangles include:
- **SSS (Side-Side-Side):** All three corresponding sides are equal.
- **SAS (Side-Angle-Side):** Two corresponding sides and the included angle are equal.
- **ASA (Angle-Side-Angle):** Two corresponding angles and the included side are equal.
- **SSA (Side-Side-Angle):** Generally does not prove congruence unless specific conditions are met.
*Detailed Explanation of Diagrams:*
- The triangles have one side measuring 7 units and another side measuring 3 units.
- Both triangles have one angle measuring 48°.
- The orientation and labeling of vertices correspond in such a way that it suggests using the corresponding sides and included angle for congruence determination.
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Transcribed Image Text:**Question 24: Congruence of Triangles**
Consider ∆RST and ∆XYZ shown below.
Two triangles are depicted:
1. Triangle RST:
- Angle at vertex S is 48°
- Side RS = 7 units
- Side RT = 3 units
2. Triangle XYZ:
- Angle at vertex Y is 48°
- Side XY = 7 units
- Side YZ = 3 units
**Which postulate or theorem proves that the triangles are congruent?**
- **A. SSS**
- **B. SSA**
- **C. SAS**
- **D. ASA**
*Note:* The postulates or theorems used to prove congruence between triangles include:
- **SSS (Side-Side-Side):** All three corresponding sides are equal.
- **SAS (Side-Angle-Side):** Two corresponding sides and the included angle are equal.
- **ASA (Angle-Side-Angle):** Two corresponding angles and the included side are equal.
- **SSA (Side-Side-Angle):** Generally does not prove congruence unless specific conditions are met.
*Detailed Explanation of Diagrams:*
- The triangles have one side measuring 7 units and another side measuring 3 units.
- Both triangles have one angle measuring 48°.
- The orientation and labeling of vertices correspond in such a way that it suggests using the corresponding sides and included angle for congruence determination.
**Powered by LinkIt!**
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