jchay02
14.10.2019 •
Mathematics
Arectangles perimeter and area have the same numerical value. the width of the rectangle is 9 units . what is the length of the rectangle in units?
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Ответ:
Step-by-step explanation:
let the length of rectangle=l units
width=9
p=2(l+9)
area=9l
9l=2(l+9)
9l=2l+18
7l=18
l=18/7 units
Ответ: