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What is the minimum number of sticks needed to add three more equilateral triangles to it?

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You are given an equilateral triangle of three matchsticks like given figure. What is the minimum number of sticks needed to add three more equilateral triangles to it?

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posted Jul 20, 2017 by Brajagopal Das

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1 Answer

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Ans Three more sticks to be added to add three equilateral triangles
Three sticks are to be placed in midpoint of existing match sticks to form four equilateral triangles (1+3)

answer Jul 20, 2017 by Jaikumar Bhatia



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