Similar Figure
Flashcard
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
+5
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of similar figures?
Back
Similar figures are shapes that 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
2.
FLASHCARD QUESTION
Front
How do you set up a proportion to find the height of an object using shadows?
Back
To set up a proportion, use the ratio of the height of the object to the length of its shadow, and set it equal to the ratio of the height of the other object to the length of its shadow.
Tags
CCSS.HSG.SRT.C.8
3.
FLASHCARD QUESTION
Front
If a tree is 12 feet tall and casts a shadow of 9 feet, what is the height of a building that casts a shadow of 24 feet?
Back
The height of the building is 32 feet, calculated using the proportion: 12/9 = x/24.
Tags
CCSS.HSG.SRT.C.8
4.
FLASHCARD QUESTION
Front
What is the scale factor in a dilation?
Back
The scale factor is a number that describes how much a figure is enlarged or reduced during a dilation. A scale factor greater than 1 enlarges the figure, while a scale factor between 0 and 1 reduces it.
Tags
CCSS.8.G.A.3
5.
FLASHCARD QUESTION
Front
What does it mean for angles in similar figures to be congruent?
Back
It means that all corresponding angles in similar figures have the same measure.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
6.
FLASHCARD QUESTION
Front
How do you find the coordinates of a point after dilation?
Back
To find the coordinates of a point after dilation, multiply the distance from the center of dilation to the point by the scale factor and then add the coordinates of the center of dilation.
Tags
CCSS.8.G.A.3
7.
FLASHCARD QUESTION
Front
What is the relationship between the sides of similar figures?
Back
The corresponding sides of similar figures are proportional, meaning the ratios of their lengths are equal.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
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