Question 148104
Sure!
we all know P= 2(L+W)
Given: P=92cm, W= 18cm
By subsitution,
92= 2(L+18)
92= 2L +36
re-arranging to find for L,
{{{ L= (92-36)/2 }}}
L= 28cm
Therefore, the Length should be 
<font> <indigo> {{{greater than 28cm}}}
Cool!
Thank you,
Jojo