Answer:
this is how u solve this
Step-by-step explanation:
The opening in a rectangular door frame measures 9 feet by 3 feet. Each of the four doors described in the table measures 9 feet
2 answers:
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1st option
{(3,0) e (0,9)}; {(2,0) e (0,-4)}; {(1,0) e (0,-5)}
see screenshot
sorry btw, no hablo espanol
