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English and Logical Reasoning Prep GuideLogical ReasoningCounting of Figures

Find the number of triangles in the given figure.

Options

  1. A8
  2. B10
  3. C11
  4. D12

Correct answer

B. 10

Step-by-step solution

The figure may be labelled as shown. The simplest triangles are ABG, BCG, CGE, CDE, AGE and AEF i.e. 6 in number. The triangles composed of three components each are ABE, ABC, BCE and ACE i.e. 4 in number. ∴ There are 6 + 4 = 10 triangles in the figure. Hence, option B is correct.

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