SOLUTION: What are all the possible dimensions of Josephine's 72 square feet garden if all dimensions are integers?

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Question 939424: What are all the possible dimensions of Josephine's 72 square feet garden if all dimensions are integers?
Answer by laoman(51) About Me  (Show Source):
You can put this solution on YOUR website!
Given that the Area is 72sq ft
To find all possibke dimensions, let's find all possible multipliers of 72 i.e
1, 2,3,4,6,8,9,12,18,24,36,72
The possible dimensions then become (l,b)
(72,1)
(36,2)
(24,3)
(18,4)
(12,6)
(9,8)
Note the the product of the two dimension is always 72 and are integers
QED