Scale Copy Practice

Flashcard
•
Mathematics
•
7th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a scaled copy?
Back
A scaled copy is a figure that is similar to another figure but is a different size, created by multiplying the dimensions of the original figure by a scale factor.
2.
FLASHCARD QUESTION
Front
What is a scale factor?
Back
A scale factor is a number that scales, or multiplies, some quantity. In geometry, it is the ratio of the dimensions of a scaled copy to the dimensions of the original figure.
3.
FLASHCARD QUESTION
Front
If the scale factor is 2, what does that mean?
Back
It means that the dimensions of the scaled copy are twice as large as the dimensions of the original figure.
4.
FLASHCARD QUESTION
Front
How do you determine if two figures are scaled copies?
Back
Two figures are scaled copies if their corresponding angles are equal and the lengths of their corresponding sides are proportional.
5.
FLASHCARD QUESTION
Front
What is the scale factor from a small figure measuring 3 cm to a large figure measuring 9 cm?
Back
The scale factor is 3, because 9 cm divided by 3 cm equals 3.
6.
FLASHCARD QUESTION
Front
If a triangle has sides of lengths 2 cm, 3 cm, and 4 cm, what are the lengths of the sides of a scaled copy with a scale factor of 3?
Back
The sides of the scaled copy would be 6 cm, 9 cm, and 12 cm.
7.
FLASHCARD QUESTION
Front
What does it mean if a figure is not a scaled copy?
Back
It means that the figure does not maintain the same shape or proportionality in dimensions compared to the original figure.
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