
Triangle Congruence Proofs Challenge

Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Medium
+4
Standards-aligned

Ethan Morris
Used 2+ times
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Standards-aligned
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a postulate or theorem used to prove triangle congruence?
Angle-Angle-Side (AAS)
Side-Angle-Side (SAS)
Side-Side-Side (SSS)
Side-Side-Angle (SSA)
Tags
CCSS.HSG.SRT.B.5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in any proof?
State the conclusion
Identify the vertical angles
Mark the congruent sides
Write down the given information
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to state that right angles are congruent in a proof?
To identify the bisectors
To mark the angles in the diagram
To ensure the reader understands that all right angles are equal
Because not all right angles are 90 degrees
Tags
CCSS.4.G.A.1
CCSS.HSG.CO.A.1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a common place to look for additional information in a proof?
Bisectors
All of the above
Vertical angles
Parallel lines
Tags
CCSS.HSG.CO.C.9
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the reflexive property state?
Two angles are congruent if they are vertical angles
A segment is congruent to itself
Parallel lines create corresponding angles
A bisector divides an angle into two equal parts
Tags
CCSS.8.G.A.2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example proof, why are angles Q and S stated to be congruent?
Because they are corresponding angles
Because they are vertical angles
Because they are right angles
Because they are alternate interior angles
Tags
CCSS.8.G.A.5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the reason given for angles PQR and SRT being congruent in the example proof?
They are corresponding angles
They are alternate interior angles
They are vertical angles
They are right angles
Tags
CCSS.7.G.B.5
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