Triangle Similarity Statements Explained

The video tutorial covers the concept of triangle similarity, focusing on writing ratios, identifying corresponding sides, and writing similarity statements. It explains how to label sides as small, medium, and large, and how to name triangles based on these labels or angle measures. The tutorial emphasizes the importance of maintaining order when naming triangles and provides examples to illustrate these concepts.

What is the first step in proving triangle similarity?

• Writing the similarity statement

• Comparing the lengths of the sides

• Identifying the angles

• Drawing the triangles

Tags

CCSS.HSG.SRT.B.5

How should you label the sides of a triangle to identify corresponding sides?

• By their positions

• By their colors

• By their lengths as smallest, medium, and largest

• By their angles

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CCSS.8.G.A.2

What is the smallest side of a triangle with sides 21, 15, and 10?

• 21

• 15

• 10

• None of the above

When writing a triangle similarity statement, what must be consistent between the two triangles?

• The size of the angles

• The color of the sides

• The order of the sides

• The position of the triangles

Tags

CCSS.HSG.SRT.A.2

If triangle CBA is similar to triangle DFE, what does the order CBA represent?

• Large to small to medium

• Medium to small to large

• Small to large to medium

• Small to medium to large

Tags

CCSS.HSG.SRT.A.2

How do you name triangles that have only angle measures?

• By their side lengths

• In any order you choose

• By their colors

• By their positions

What is the correct order for naming the second triangle if the first triangle is named LJK?

• RQS

• QRS

• SRQ

• QSR

In the final example, what is the smallest side of a triangle with sides 2, 3, and 4?

• None of the above

• 4

• 3

• 2

What flexibility do you have when naming the first triangle?

• You can choose any order

• You must follow alphabetical order

• You must follow numerical order

• You must follow the order of angles

If the first triangle is named XYZ, what is the correct order for the second triangle?

• MNL

• NML

• LNM

• LMN

Tags

CCSS.HSG.CO.B.7