SOLUTION: The width of a rectangle is fixed at 16cm. What lengths will make the perimeter grater than 86cm? The length must be greater than ____cm

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Question 183763: The width of a rectangle is fixed at 16cm. What lengths will make the perimeter grater than 86cm?
The length must be greater than ____cm

Answer by math_il(6) About Me  (Show Source):
You can put this solution on YOUR website!
perimeter > 86
substitute with formula for perimeter
2*(length+width) >86
divide by 2
length+width >43
substitute for width
length+16 >43
length >43-16
length > 27. So the length must be greater than 27cm