12-6 Triangle Proportionality Practice

Flashcard
•
Mathematics
•
9th - 10th Grade
•
Hard
+5
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the Triangle Proportionality Theorem?
Back
If a line is drawn parallel to one side of a triangle, it divides the other two sides proportionally.
Tags
CCSS.HSG.SRT.A.2
2.
FLASHCARD QUESTION
Front
If two triangles are similar, what can be said about their corresponding sides?
Back
The lengths of corresponding sides are proportional.
Tags
CCSS.HSG.SRT.A.2
3.
FLASHCARD QUESTION
Front
What is the formula for finding the length of a missing side in similar triangles?
Back
If triangles are similar, then \( \frac{a}{b} = \frac{c}{d} \), where a and b are corresponding sides of one triangle, and c and d are corresponding sides of the other.
Tags
CCSS.HSG.SRT.A.2
4.
FLASHCARD QUESTION
Front
How do you determine if two segments are parallel using ratios?
Back
If the ratios of the lengths of the segments are equal, then the segments are parallel.
Tags
CCSS.HSG.SRT.B.4
5.
FLASHCARD QUESTION
Front
What does it mean for two ratios to be equal?
Back
Two ratios are equal if they represent the same fraction or proportion.
Tags
CCSS.6.RP.A.3A
6.
FLASHCARD QUESTION
Front
If \( a = 6 \) and \( b = 12 \), what is the ratio \( \frac{a}{b} \)?
Back
The ratio \( \frac{a}{b} = \frac{6}{12} = \frac{1}{2} \).
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
7.
FLASHCARD QUESTION
Front
What is the significance of parallel lines in triangle proportionality?
Back
Parallel lines create similar triangles, allowing for the use of proportionality to find missing lengths.
Tags
CCSS.HSG.SRT.B.4
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