Scale Factor (8.10D)
Flashcard
•
Mathematics
•
8th - 9th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a scale factor?
Back
A scale factor is a number that scales, or multiplies, some quantity. It is used to determine how much larger or smaller a figure is compared to the original.
2.
FLASHCARD QUESTION
Front
If your scale factor (SF) is greater than 1, what type of dilation is it?
Back
Enlargement
3.
FLASHCARD QUESTION
Front
If your scale factor (SF) is less than 1, what type of dilation is it?
Back
Reduction
4.
FLASHCARD QUESTION
Front
What is the relationship between the linear scale factor and the perimeter scale factor?
Back
The perimeter scale factor is equal to the linear scale factor.
5.
FLASHCARD QUESTION
Front
If the original length is 8 units and the scale factor is 2, what is the new length?
Back
16 units
6.
FLASHCARD QUESTION
Front
If the original area is 25 square units and the scale factor is 3, what is the new area?
Back
225 square units (Area scale factor is the square of the linear scale factor: 3^2 = 9, so 25 * 9 = 225).
7.
FLASHCARD QUESTION
Front
What is the scale factor from a triangle with sides 3, 4, 5 to a triangle with sides 6, 8, 10?
Back
2 (Each side is multiplied by 2).
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