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  • 02-02-2017
  • Mathematics
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JOSE USED 6 BLOCKS TO BUILD A STAIRCASE WITH 3 STEPS. HOW MANY BLOCKS WILLHE NEED TO MAKE A 6 STEP STAIRCASE?

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saraidiaz
saraidiaz saraidiaz
  • 02-02-2017
The correct answer is 12.
hope this helped!! :)
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