similar figures, indirect measurement, algebraic proportions
Flashcard
•
Mathematics
•
7th - 8th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
What are 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 proportional.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
2.
FLASHCARD QUESTION
Front
What does it mean for two figures to be proportional?
Back
Two figures are proportional if the ratios of their corresponding side lengths are equal.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
3.
FLASHCARD QUESTION
Front
How do you set up a proportion?
Back
To set up a proportion, you create a fraction for each pair of corresponding sides and set them equal to each other.
Tags
CCSS.HSG.SRT.A.2
4.
FLASHCARD QUESTION
Front
If a tree is 12 feet tall and casts a shadow of 9 feet, what is the ratio of height to shadow length?
Back
The ratio is 12:9, which simplifies to 4:3.
5.
FLASHCARD QUESTION
Front
What is indirect measurement?
Back
Indirect measurement is a method used to measure objects that are difficult to measure directly, often using proportions and similar figures.
6.
FLASHCARD QUESTION
Front
How can you find a missing side length in similar figures?
Back
You can find a missing side length by setting up a proportion using the known side lengths of the similar figures.
Tags
CCSS.HSG.SRT.A.2
7.
FLASHCARD QUESTION
Front
What is the formula for finding the height of an object using shadows?
Back
Height of object 1 / Length of shadow 1 = Height of object 2 / Length of shadow 2.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
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