Asked by Ayub

A construction company is laying natural gas Piping: pipeline. Several sections of pipe have been laid in a pile at the construction site. There are 12 sections of pipe in the bottom row of the pile. Each row has one less pipe than the row below it. There are 8 rows of pipe.
Answered by PsyDAG
Since you didn't ask your question, I assume you want the total.

12 + 11 + 10 + 9 + 8 + 7 + 6 + 5 = ?
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