
Unit Test: Scaling and Proportions
Flashcard
•
Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Easy
Wayground Content
Used 1+ times
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15 questions
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1.
FLASHCARD QUESTION
Front
What is percent change?
Back
Percent change is the difference between the new value and the old value, divided by the old value, multiplied by 100. It shows how much a quantity has increased or decreased in percentage terms.
2.
FLASHCARD QUESTION
Front
How do you calculate percent change?
Back
Percent Change = ((New Value - Old Value) / Old Value) x 100
3.
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 enlarge or reduce figures in geometry.
4.
FLASHCARD QUESTION
Front
If a scale factor is greater than 1, what happens to the figure?
Back
The figure is enlarged.
5.
FLASHCARD QUESTION
Front
If a scale factor is less than 1, what happens to the figure?
Back
The figure is reduced.
6.
FLASHCARD QUESTION
Front
What are corresponding sides?
Back
Corresponding sides are sides that are in the same position in different shapes or figures.
7.
FLASHCARD QUESTION
Front
What is the scale factor from figure C to figure A if the sides of A are twice as long as those of C?
Back
The scale factor is 2.
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