The four challenges below ask you to make different numbers of equilateral triangles using six flat toothpicks. (All sides are equal in an equilateral triangle.) Some challenges may not be possible. If this is the case, you must explain why.
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Challenge: #1: Make one equilateral triangle with the six toothpicks. #2: Make two equilateral triangles with the six toothpicks. #3: Make three equilateral triangles with the six toothpicks. #4: Make four equilateral triangles with the six toothpicks. Please use the space below for your answers. Use the back of the sheet if you need more room. |
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