rectangles perimeter and it's area have the same numerical value. the width of the rectangle is 3 units . what is the length of the rectangle in units?
1 answer:
Answer:
Step-by-step explanation:
2(x+y)=parameter
xy=area
If area=parameter then 2(x+y)=xy.
If y=3, then
2(x+3)=3x
2x+6=3x
X=6
now, let’s double check.
6*3=18
2(3+6)=18
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