RRB NTPC Prelims Model Paper 2 with solutions

(1) There are 12 triangles in the given figure:

The triangles are:
(i) ABC, (ii) ADE, (iii) FGH, (iv) IJK, (v)ADF, (vi) AFE, (vii) ABL, (viii) ALC, (ix)FGM, (x) FHM, (xi) IJN and (xii) IKN