How many triangles are present in the given figure?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e 22.
| Understanding |
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Numer of triangles in upper half part = Number of triangles in lower half part (Upper half and lower half parts are identical) Upper half → ABD; CBD; ACD; ADE; CDF; EDF; AEF; ACF; AEC; CFE; EGF; FGI; HGI; EGH; GJI; GHJ; EHI; EFI; HEF; HIF There are 2 more triangles: AFH; CEI Thus, total number of triangles = 22 |
