Proving Angle Relationships in Triangles

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Mathematics
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1st - 6th Grade
•
Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between alternate interior angles when parallel lines are cut by a transversal?
They are supplementary.
They are congruent.
They are complementary.
They are equal to 90 degrees.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What must be shown to prove two triangles are congruent using side-angle-side congruence?
Two angles and a side are congruent.
Two sides and the included angle are congruent.
Three sides are congruent.
Three angles are congruent.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of the interior angles of a triangle?
270 degrees
90 degrees
180 degrees
360 degrees
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to explain every step in a proof?
To make the proof longer.
To ensure clarity and correctness.
To confuse the reader.
To add unnecessary details.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What property allows us to say that segment XB is congruent to itself?
Transitive property
Symmetric property
Reflexive property
Substitution property
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In an isosceles triangle, what can be said about the angles opposite the congruent sides?
They are equal to 90 degrees.
They are supplementary.
They are congruent.
They are complementary.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does CPCTC stand for in triangle congruence?
Congruent Parts of Corresponding Triangles are Congruent
Corresponding Parts of Congruent Triangles are Complementary
Congruent Parts of Corresponding Triangles are Complementary
Corresponding Parts of Congruent Triangles are Congruent
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