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A child is building a triangular tower. The first (bottom) row of the 12-row tower is made with 12 blocks. Each successive row
uses one less block. Which equation represents the total number of blocks used in the tower?

A child is building a triangular tower The first bottom row of the 12row tower is made with 12 blocks Each successive row uses one less block Which equation rep class=

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Answer:

It's the 1st option

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