Analytical Reasoning

Q1: Find the number of triangles in the given figure.

A 12

B 13

C 14

D 15

ANS:D - 15

The figure may be labelled as shown. The simplest triangles are ABF, BIC, CIH, GIH, FGE and AFE i.e. 6 in number. The triangles composed of two components each are ABE, AGE, BHF, BCH, CGH and BIE i.e. 6 in number. The triangles composed of three components each are ABH, BCE and CDE i.e. 3 in number. Hence, the total number of triangles in the figure = 6 + 6 + 3 = 15.



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