There are ten windows in a room each window is 12" x 40" glass size. what is the total square footage of all ten windows? i got 4800" am i right?

In the diagram of circle a what is m

100 points, hi, i’m not sure how to get the equation from the graph and table.

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.