Solution
Total number of triangles = 13
i.e , $$\triangle$$ABG, $$\triangle$$AFG, $$\triangle$$ABF, $$\triangle$$BHC, $$\triangle$$BHF, $$\triangle$$BCF, $$\triangle$$CFE, $$\triangle$$KJE, $$\triangle$$IJE, $$\triangle$$KEI, $$\triangle$$CDI, $$\triangle$$EDI, $$\triangle$$CDE.
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