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Arjun Singh

· started a discussion

· 1 Months ago

the number of triangles mentioned by you are 17 in total and in some books the answers is 20

Question:
How many triangles are there in the given figure?


Options:
A) 18
B) 19
C) 20
D) 21
Solution:
Ans:(a)


The Triangles are:

\(\Delta\)AHI, \(\Delta\)AIB, \(\Delta\)BIJ, \(\Delta\)CJD,\(\Delta\)HIG,\(\Delta\)IGF, \(\Delta\)FIJ,\(\Delta\)JFE,\(\Delta\)JDE,\(\Delta\)AGF,\(\Delta\)AGB,\(\Delta\)HGI,\(\Delta\)FAC,\(\Delta\)BGE,\(\Delta\)CFE,\(\Delta\)ECB,\(\Delta\)JCE

For Video Solution Click on the link given below:

Knowledge Expert

· commented

· 1 Months ago

Dear student,
Please refer the video solution.
Keep learning,
Team TR

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