joseferrini joseferrini

17-02-2017
Mathematics

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Mari has 28 wooden cubes. She wants to stack them to form a triangle. Each row will have one block fewer than the row below it. How many blocks will be in the bottom row of the pyramid?

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jbednarik1 jbednarik1

17-02-2017

There will be 7 wooden cubes.

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