MarceloCantillano31 MarceloCantillano31

03-06-2020
Mathematics

contestada

You have been asked to set up chairs for the school concert.
The first row will have 10 seats, and each additional row has 4
seats more than the previous row. /(10 pts)
What is the total number of chairs needed to set up 25 rows?

Respuesta :

jamesingvaldsen jamesingvaldsen

03-06-2020

Step-by-step explanation:

middle section= 390

sides=270

total=930 chairs

Answer Link

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