15 April 2016

357. Staggered triangles

Easy Medium Hard Extreme

Move 3 matchsticks to create 4 equilateral triangles (i.e. all three sides of one triangle are equal). The triangles don't have to be equal in size, but all matchsticks must be flat on the surface.

Credit: Designed by The Grabarchuk Family. More at grabarchukpuzzles.com

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