SOLUTION: The lenght of a rectangle is fixed to 15cm. what width will make the perimeter greater than 80cm?

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Question 179499: The lenght of a rectangle is fixed to 15cm. what width will make the perimeter greater than 80cm?
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
Let w = width
and since 15cm = length
.
2(width + length) = perimeter
.
2(w + 15) > 80
w + 15 > 40
w > 40-15
w > 25 cm
.
Width has to be greater than 25 cm