SOLUTION: A rectangular plot 50 feet by 100 feet is surrounded on all sides by a concrete walk 5 feet wide. Find the number of square feet in the surface of the walk.
A)1600
B)5250
C)5500
Hi
Note: A = l·w
50 feet by 100 feet (5ft path around outside)
Find the number of square feet in the surface of the walk.
Subtracting the larger 'rectangle' from smaller:
60·110 - 50·100 = number of square feet in the surface of the walk