If we have similar triangles where one is inside of the other as in the screenshot attached. How can we tell which side corresponds to which side when setting up the proportions?

Pls help <3

If we have similar triangles where one is inside of the other as in the screenshot attached. How can we tell which side corresponds to which side when setting up the proportions?

Pls help <3

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To answer your question: take the two triangles separately. Can you identify three pairs of equal angles? As a hint: suppose you’re looking at ADB and ABD. Angles D and B are equal.

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