11. Scale Factors and Dilations
Interactive Video
•
Mathematics
•
8th Grade
•
Practice Problem
•
Easy
Ricardo de la Cruz
Used 1+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a scale factor?
A ratio between the new and original side lengths of similar figures
The sum of the side lengths of two figures
The product of the side lengths of two figures
A ratio between the original and new side lengths of similar figures
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is a scale factor calculated?
New side length divided by original side length
Original side length divided by new side length
New side length multiplied by original side length
Original side length plus new side length
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a dilation in geometry?
A transformation that changes the shape of a figure
A transformation that produces a similar figure by multiplying by a scale factor
A transformation that only moves a figure
A transformation that flips a figure
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When a figure is dilated, what properties remain the same in the new image compared to the original?
Side lengths and angles
Shape and side lengths
Shape and congruent angles
Angles and area
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of dilation occurs when the scale factor is less than one?
Enlargement
Translation
Reduction
Rotation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of dilation occurs when the scale factor is greater than one?
Reduction
Reflection
Enlargement
Translation
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Figure I has a side length of 4 cm. It is dilated to create Figure II with a corresponding side length of 8 cm. What is the scale factor?
1/2
2
4
8
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