
Triangle Proportionality Theorem Concepts

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Thomas White
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main focus of the Triangle Proportionality Theorem?
It explains the relationship between parallel lines and triangle sides.
It is about the area of a triangle.
It deals with the angles of a triangle.
It focuses on the perimeter of a triangle.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when a line parallel to the base of a triangle is drawn?
It changes the angles of the triangle.
It splits the sides of the triangle proportionally.
It creates two congruent triangles.
It divides the triangle into two equal areas.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the first example, what is the value of X if the ratio of 9 to X is the same as 6 to 2?
2
3
5
4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What method is used to solve the proportion in the first example?
Division
Substitution
Addition
Cross-multiplication
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the second example, what is being checked using the converse of the theorem?
If the triangle is isosceles
If the line segments are parallel
If the triangle is right-angled
If the triangle is equilateral
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of the cross-multiplication in the second example?
4 times 1 equals 4
5 times 1 equals 5
4 times 0.8 equals 3.2
5 times 0.8 equals 4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the arrows in the examples?
They indicate the length of the sides.
They show the direction of the angles.
They denote the height of the triangle.
They represent parallelism of line segments.
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