Chapter 8.3: Similar Polygons Flashcards
1
Q
Similar Polygons
A
two polygons are similar if their corresponding angles are congruent and the lengths of corresponding sides are proportional. The symbol ~ is read “is similar to”.
2
Q
Scale Factor
A
in two similar polygons or two similar solids, the scale factor is the ratio of corresponding linear measures.
3
Q
Thm. 8.1
A
if two polygons are similar, then the ratio of their perimeters is equal to the ratio of their corresponding sides.