Scale Factor
Flashcard
•
Mathematics
•
6th - 10th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Wayground Content
FREE Resource
Student preview
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.
Tags
CCSS.7.G.A.1
2.
FLASHCARD QUESTION
Front
How do you find the scale factor between two similar figures?
Back
To find the scale factor, divide the length of a side of the scaled figure by the length of the corresponding side of the original figure.
Tags
CCSS.7.G.A.1
3.
FLASHCARD QUESTION
Front
What does it mean for two figures to be similar?
Back
Two figures are similar if they have the same shape but not necessarily the same size, and their corresponding angles are equal while their corresponding sides are in proportion.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
4.
FLASHCARD QUESTION
Front
What is dilation in geometry?
Back
Dilation is a transformation that alters the size of a figure but keeps its shape the same. It can either enlarge or reduce the figure.
Tags
CCSS.8.G.A.3
5.
FLASHCARD QUESTION
Front
If a triangle has a scale factor of 2, what happens to its area?
Back
If the scale factor is 2, the area of the triangle increases by a factor of 2² = 4.
Tags
CCSS.7.G.A.1
6.
FLASHCARD QUESTION
Front
What is the scale factor if a figure is reduced to half its size?
Back
The scale factor is 1/2.
Tags
CCSS.7.G.A.1
7.
FLASHCARD QUESTION
Front
If the scale factor is 3, how does the perimeter of a figure change?
Back
The perimeter of the figure will also be multiplied by the scale factor, so it will be 3 times larger.
Tags
CCSS.7.G.A.1
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