You divide 36 cm^2 by 9.
36/9=4
So the width of your rectangle is 4 cm.
by rebuking deceitful mothers
School- i would talk to them about scool because united states school is known to have the wrost education system so i would tell them to help improve the way school works- or they will come up with some ideas like NO HOMEWORK! or actually say ´´hey you have a point´´