Option 3 : 16

The logic follows here is:

The total number of triangles here is 16 as given below.

Triangle (GCD, GDE, GCE, GIE, ICE, HCG, HCE, FIE, FCE, BHC, BCE, ACE, BCG, FGE, AEH, ACI)

Hence, the answer is **16**.

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