Asked by Dee
A section in a stadium has 20 seats in the first row, 23 seats in the second row, increasing by 3 seats each row for a total of 38 rows. How many seats are in this section of the stadium?
Please explain using words, numbers, and formulas.
Please explain using words, numbers, and formulas.
Answers
Answered by
Steve
Recall that Sn = n/2 (2a+(n-1)d)
Answered by
Ur mom🕋🕋
2869 seats
Heh 69
Heh 69
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