question_answer

How many triangles are there in the figure?

A) 13                    

B) 11

C) 9                     

D) 7

Correct Answer: A

Solution :

\[\Delta \]ABC, 2. \[\Delta \]ACD, 3. \[\Delta \]BEF, 4. \[\Delta \]BFC 5. \[\Delta \]CFD, 6. \[\Delta \]FDG, 7. \[\Delta \]ABD, 8. \[\Delta \]BFD' 9. \[\Delta \]ABF, 10. \[\Delta \]AFD, 11. \[\Delta \]AEF 12 \[\Delta \]AFG, 13.\[\Delta \]AEG Hence, there are 13 triangles.