SOLUTION: A 3 ft. wide walk is built around a rectangular garden 18 ft. by 12 ft. Find the outside dimensions of the walk. Find the total area of the garden and the walk.

Algebra ->  Surface-area -> SOLUTION: A 3 ft. wide walk is built around a rectangular garden 18 ft. by 12 ft. Find the outside dimensions of the walk. Find the total area of the garden and the walk.      Log On


   



Question 213234: A 3 ft. wide walk is built around a rectangular garden 18 ft. by 12 ft. Find the outside dimensions of the walk. Find the total area of the garden and the walk.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
18+6=24
12+6=18
18ft X 24ft
a=lw
a=18*24=72 sq ft