Triangle Proofs
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a triangle proof?
Back
A triangle proof is a logical argument that demonstrates the congruence of two triangles using geometric principles and theorems.
Tags
CCSS.HSG.SRT.B.5
2.
FLASHCARD QUESTION
Front
What does SSS stand for in triangle congruence?
Back
SSS stands for Side-Side-Side, a theorem stating that if three sides of one triangle are equal to three sides of another triangle, the triangles are congruent.
Tags
CCSS.HSG.SRT.B.5
3.
FLASHCARD QUESTION
Front
What does SAS stand for in triangle congruence?
Back
SAS stands for Side-Angle-Side, a theorem stating that if two sides and the included angle of one triangle are equal to two sides and the included angle of another triangle, the triangles are congruent.
Tags
CCSS.HSG.SRT.B.5
4.
FLASHCARD QUESTION
Front
What does ASA stand for in triangle congruence?
Back
ASA stands for Angle-Side-Angle, a theorem stating that if two angles and the included side of one triangle are equal to two angles and the included side of another triangle, the triangles are congruent.
Tags
CCSS.HSG.SRT.B.5
5.
FLASHCARD QUESTION
Front
What is the Reflexive Property?
Back
The Reflexive Property states that any geometric figure is congruent to itself, meaning AB = AB.
6.
FLASHCARD QUESTION
Front
What is the CPCTC Theorem?
Back
CPCTC stands for Corresponding Parts of Congruent Triangles are Congruent, which means that if two triangles are proven to be congruent, then their corresponding parts (sides and angles) are also congruent.
Tags
CCSS.HSG.SRT.B.5
7.
FLASHCARD QUESTION
Front
What is the Vertical Angles Theorem?
Back
The Vertical Angles Theorem states that when two lines intersect, the opposite (vertical) angles are equal.
Tags
CCSS.HSG.CO.C.9
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