A piece of wire was used to make 3similar squares, each of side 3.5 cm.What was the lenght of the wire?
Each square uses 4x3.5 = 14 cm of wire.
Multiply that by 3 for three of them, since they are all the same.
14 x 3 = ___?
Multiply that by 3 for three of them, since they are all the same.
14 x 3 = ___?