Joke Collection Website - Blessing messages - How do three toothpicks fit into 12 right triangle?
How do three toothpicks fit into 12 right triangle?
Three toothpicks are placed in a vertical rectangular coordinate system, as shown by thick solid lines AC, BD and EF.
Connect their endpoints (dotted lines in the figure) to form 12 right triangles:
AOB，BOC，COD，DOA，
AOE, BOE, Council of Europe, Ministry of Energy,
AOF, Bank of England, COF, Ministry of Finance
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