How many triangles can you find in the diagram below ?

Options

A. 16
B. 17
C. 12
D. 15

Answer

A

Explanation

The triangles are :
`{:(DeltaAED,,DeltaAEF,,DeltaEFC,,DeltaEBD,),(DeltaECG,,DeltaEBG,,DeltaAEB,,DeltaAEC,),(DeltaEBC,,DeltaBFC,,DeltaCBD,,DeltaABF,),(DeltaACD,,DeltaAGC,,DeltaAGB,,DeltaABC):}`