sally's paycheck was $1400. she used that to pay $770 rent. what percent of the check did she use for rent?
2 answers:
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For this case we have the following data:
So that the figure can be a rectangle, its diagonals must be equal, that is,
In this way we have:
Clearing x we have:
Thus, x must be equal to 10 so that the figure is a rectangle.
Answer:
Option A