How do you determine if two triangles are similar?
Understand the Problem
The question is asking about the criteria used to establish the similarity of two triangles in geometry. This generally involves checking if their corresponding angles are congruent or if their corresponding sides are in proportion.
Answer
Check if corresponding angles are equal or side ratios are the same.
The final answer is to check if the corresponding angles are equal or the ratios of corresponding sides are the same.
Answer for screen readers
The final answer is to check if the corresponding angles are equal or the ratios of corresponding sides are the same.
More Information
The criteria for similar triangles include: Angle-Angle (AA), Side-Angle-Side (SAS), and Side-Side-Side (SSS) similarity theorems.
Tips
A common mistake is to only check for equal angles or similar sides without ensuring all criteria (such as the angle between the sides in the SAS theorem) are met.
Sources
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