Posted by sam on .
the length of a rectangle is fixed at 10 cm. What widths will make the perimeter greater thatn 74 cm?

Algebra 
drwls,
2L = 20
Perimeter = 2L + 2W > 74
20 + 2W > 74
W > 27 cm
Usually width of a rectangle is defined to be less than length. Apparently not here.