What is Angle-Angle (AA) Similarity?
Angle-Angle Similarity

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Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Angle-Angle (AA) Similarity is a criterion for determining if two triangles are similar. If two angles of one triangle are equal to two angles of another triangle, then the triangles are similar.
2.
FLASHCARD QUESTION
Front
What does it mean for triangles to be similar?
Back
Triangles are similar if their corresponding angles are equal and their corresponding sides are in proportion.
3.
FLASHCARD QUESTION
Front
If triangle A has angles of 30° and 60°, what are the angles of a similar triangle?
Back
The angles of a similar triangle would also be 30° and 60°.
4.
FLASHCARD QUESTION
Front
Can two triangles with one angle equal and the other two angles different be similar?
Back
No, two triangles cannot be similar if only one angle is equal; all corresponding angles must be equal.
5.
FLASHCARD QUESTION
Front
What is the relationship between the sides of similar triangles?
Back
The lengths of the corresponding sides of similar triangles are proportional.
6.
FLASHCARD QUESTION
Front
If triangle A has sides of lengths 3, 4, and 5, what are the side lengths of a similar triangle with a scale factor of 2?
Back
The side lengths of the similar triangle would be 6, 8, and 10.
7.
FLASHCARD QUESTION
Front
What is the scale factor in similar triangles?
Back
The scale factor is the ratio of the lengths of corresponding sides of two similar triangles.
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