Problem 145 of 7
Identify whether AA similarity can be concluded from both triangles are isosceles but no angle measures are given.
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detect insufficient or noncorresponding angle evidence.
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AA requires two supported corresponding angle pairs.
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Solution
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1. Count supported corresponding angle pairs.
2. Check whether the evidence is proven or marked.
3. Decide whether AA applies.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Using visual appearance as proof.