The perimeter is going to be 2x+2y=222 (x being length and y being height.)
We know our length, x, so plug it in.
2(60)+2y=222
120+2y=222
Subtract.
2y=102
Divide.
y=51
Your width is 51mm.
Allowing compassion to be shown through dedication can promote safe communities by inspiring the citizens to be the change in their community, and promote healthy and positive growth.
