The dimensions of the triangle shown are to be enlarged using a scale factor of $2$2.
What would be the length of $AB$AB after enlarging?
What would be the length of $BC$BC after enlarging?
What would be the length of $CA$CA after enlarging?
The dimensions of the triangle shown are to be reduced using a scale factor of $\frac{1}{2}$12.
The dimensions of the triangle shown are enlarged using a scale factor of $3.1$3.1.
The ratio of the lengths of the corresponding sides in these similar figures is $3:6=1:2$3:6=1:2.