Problema Solution
A rectangle’s width is one-fourth of its length. Its area is 9 square units. The equation l(l) = 9 can be used to find l, the length of the rectangle.
What is the length of the rectangle?
0.75 units
1.5 units
3 units
6 units
Answer provided by our tutors
l*(1/4)l = 9
(1/4)l^2 = 9
l^2 = 36
l = 6
The length of the rectangle is 6 units.