A) 17
B) 15
C) 19
D) 13
Correct Answer: C
Solution :
The triangles are:\[\Delta ABF;\text{ }\Delta \text{ }BCD;\text{ }\Delta BHG;\text{ }\Delta BHI;\] |
\[\Delta GHF;\text{ }\Delta \text{ }HID;\text{ }\Delta \text{ }FHE;\text{ }\Delta \text{ }HED;\] |
\[\Delta \text{ }BFI;\text{ }\Delta \text{ }BDG;\text{ }\Delta \text{ }GFD;\text{ }\Delta \text{ }IFD;\] |
\[\Delta \,BFE;\Delta \,BDE;\Delta \,HFD;\Delta \,BFD;\] |
\[\Delta \,BHD;\Delta \,BHF;\] |
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