Find the number of triangles in the figure given below:

This question was previously asked in

SSB Head Constable 2018 Official Paper (Conducted on 3 Jan 2021)

- 23
- 27
- 29
- 31

Option 3 : 29

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By counting the triangles:

CHI, CIJ, CDJ, CAD, ADE, JDE, APE, BPE, BEF, KEF, BFG, KFG, GKL, GLM -- total 14 single triangle.

CHJ, CAJ, CAE, CJE, AJE, ABE, EBK, BEG, KEG, BKG, GKM -- total 11 triangle made of combining 2 small traingle.

BKM, HAJ, ABJ, ABK -- total 4 triangle made up of combining 4 small triangle.

Thus, total triangle is 14 + 11+ 4 = 29 triangle.

Hence, **29 **is the correct answer.

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