
Understanding Scale Factors and Line Equations
Interactive Video
•
Mathematics
•
7th - 8th 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 point about scaled copies discussed in the introduction?
Scaled copies cannot be compared.
Scaled copies have the same color.
Diagonals of scaled copies align along a straight line.
Scaled copies have different shapes.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the scale factor defined?
As the product of the diagonals.
As the sum of all sides.
As the difference between the longest and shortest side.
As the ratio of corresponding sides.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example of the green and blue rectangles, what is the scale factor?
4:3
1:1
3:2
2:3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does 'three halves' mean in the context of the scale factor?
One and a half times the length of the side.
Half the length of the side.
Three times the length of the side.
Twice the length of the side.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the third half of a side represented in the example?
As a division of the side.
As a subtraction from the total.
As a multiplication of the side.
As an additional unit.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the length of the green side compared to the blue side?
Half of the blue side.
Three halves of the blue side.
Twice the blue side.
Equal to the blue side.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the scale factor applied to the horizontal side in the example?
By adding the lengths of both sides.
By multiplying the length of the blue side by three halves.
By dividing the length of the blue side by two.
By subtracting the lengths of both sides.
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