Scale Factor

Flashcard
•
Mathematics
•
10th Grade
•
Hard
+1
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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 the proportional relationship between two similar figures.
Tags
CCSS.7.G.A.1
2.
FLASHCARD QUESTION
Front
If the scale factor is greater than 1, what happens to the figure?
Back
The figure is enlarged.
Tags
CCSS.8.G.A.3
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 may differ in size. Their corresponding angles are equal, and their corresponding sides are in proportion.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
4.
FLASHCARD QUESTION
Front
What are corresponding sides?
Back
Corresponding sides are the sides of two similar figures that are in the same relative position.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
5.
FLASHCARD QUESTION
Front
What is the relationship between the angles of similar figures?
Back
All angles in similar figures are congruent.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
6.
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 one figure by the length of the corresponding side of the other figure.
Tags
CCSS.7.G.A.1
7.
FLASHCARD QUESTION
Front
If a rectangle has a length of 10 cm and a width of 5 cm, what is the scale factor if the new rectangle has a length of 20 cm?
Back
The scale factor is 2.
Tags
CCSS.7.G.A.1
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