MP0054: Five Ninths admin August 6, 2019 Leave a Comment on MP0054: Five Ninths Posted in Matchstick, Matchstick - Triangular We use 9 matchsticks to create an equilateral triangle. Move 3 matchsticks so that the area of the new shape is 5/9 (five ninths) of the original. Show the answer Hide the answer Share this:FacebookXLike this:Like Loading... Author: admin