1. Similar figures are proportional
Similarity
The FRAME Routine
is about…
Identifying figures that are scaled enlargements or reductions of an original figure.
Main idea
Similar figures are proportional
Essential details
The side lengths of one figure are multiplied or divided by the same number to get the corresponding side lengths of a second figure.
The number you are multiplying or dividing by is called the scale factor.
Proportional relationships are created with the multiplication- division family of operations
Corresponding angles are the same size.
So What? (What’s important to understand about this?)
Similarity is a concept of proportions used in the fields of photography, movie making, architecture, map making, dispensing medicine, and crime solving.