Scaled Copies

Flashcard
•
Mathematics
•
7th Grade
•
Hard
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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 the original figure but is a different size, created by multiplying all dimensions of the original by the same scale factor.
2.
FLASHCARD QUESTION
Front
What is the scale factor?
Back
The scale factor is the number you multiply the original shape by in order to get the scale copy.
3.
FLASHCARD QUESTION
Front
How do you find the area of a rectangle?
Back
To find the area of a rectangle, multiply its length by its width.
4.
FLASHCARD QUESTION
Front
If a rectangle has a length of 6 cm and a width of 4 cm, what is its area?
Back
The area is 24 sq cm (6 cm x 4 cm).
5.
FLASHCARD QUESTION
Front
Is Figure B a scaled copy of Figure A if all corresponding lengths are in the same ratio?
Back
Yes, if all corresponding lengths are in the same ratio, then Figure B is a scaled copy of Figure A.
6.
FLASHCARD QUESTION
Front
What happens to the area of a shape when the scale factor is 2?
Back
The area of the shape increases by a factor of 4 (2 squared) because area is a two-dimensional measurement.
7.
FLASHCARD QUESTION
Front
What is the relationship between the scale factor and the dimensions of a scaled copy?
Back
The dimensions of a scaled copy are found by multiplying the original dimensions by the scale factor.
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