Question: Using only the given lines joining the labeled points, how many triangles are there in this figure? (Hint: List all triples of the form

Using only the given lines joining the labeled points, how many triangles

Using only the given lines joining the labeled points, how many triangles are there in this figure? (Hint: List all triples of the form ABC, ABD, ABE, and so on, and see which ones could be the vertices of triangles.) A B F E D There are triangles.

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