Alvita is planning a garden patio to be made from identical square paving stones laid out in a rectangle measuring stones by stones. She finds that when she adds a border of width one stone around the patio, the area of the border is equal to the original area of the patio.
How many possible values for are there?
Select one option, then click Submit.
1
2
4
8
16
Select an option, then submit.
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