Dianna's dog pen is 2 feet wide by 18 feet long. she wants to change the dimensions of the pen but keep the area the same. the area of the pen is 36 square feet.
which dimensions could she use?
a.
l = 4 feet; w = 9 feet
b.
l = 12 feet; w = 6 feet
c.
l = 16 feet; w = 20 feet
d.
l = 18 feet; w = 18 feet