SOLUTION: I have 20 boxes that need to be wrapped. The dimensions are 6 in (top) x 10 in ( wide) x 8 in ( height). How many metres of wrapping paper should I buy for the 20 boxes ? Thank

Algebra ->  Surface-area -> SOLUTION: I have 20 boxes that need to be wrapped. The dimensions are 6 in (top) x 10 in ( wide) x 8 in ( height). How many metres of wrapping paper should I buy for the 20 boxes ? Thank      Log On


   

Question 849110: I have 20 boxes that need to be wrapped. The dimensions are 6 in (top) x 10 in ( wide) x 8 in ( height). How many metres of wrapping paper should I buy for the 20 boxes ?
Thank you
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
Surface = 2lw + 2lh + 2wh
 

Hi,



Surface = 2lw + 2lh + 2wh = 20%282%2A6%2A10+%2B+2%2A10%2A8+%2B+2%2A6%2A8%29 = 7520in^2

1m^2 = 1550 in^2 to nearest hundredth

7520in^2/1550 = 4.85 m^2