Ellis's backyard has a
6.25
6.256, point, 25 by
6.25
 
m
6.25m6, point, 25, start text, m, end text patio. she would like to build a
1.5
 
m
1.5m1, point, 5, start text, m, end text wide extension around
3
33 sides of the patio, as the figure shows. she will buy
0.25
0.250, point, 25 by
0.25
 
m
0.25m0, point, 25, start text, m, end text tiles that come
25
2525 to a package .
how many packages does ellis need to buy to build the extension?