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dhiraj kumar

· started a discussion

· 1 Months ago

is there any rule to find out the no of trangles?

Question:
How many triangles are there in this figure ?


Options:
A) 18
B) 13
C) 9
D) None of these
Solution:
Ans: (a)


Triangles are:  ABC,ABD,ADC,BEG,BGD,DGH,DEB,DCI,DHI,AHC,DHC,ABH,BHD,ADF,ADE,BHC,CFI and FDC

Knowledge Expert

· commented

· 1 Months ago

Yes some tricks are there but not for such geometrical figures, you have to count it manually.

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