Problem:
A rectangular parking lot has a diagonal of meters and an area of square meters. In meters, what is the perimeter of the parking lot?
Answer Choices:
A.
B.
C.
D.
E.
Solution:
Let and be the length and width of the parking lot, respectively. Then and . Note that
Hence the perimeter is .
Note that the dimensions of the parking lot are and meters.
The problems on this page are the property of the MAA's American Mathematics Competitions