Section 
Page 
Proportions
and Similarity

9.1 
350 
Using Ratios and Proportions 
new 
per2 
per6 
honors
class  per 5 
vocabulary 
ratio,
proportion, cross products, extremes,
means 
theorem/postulate 
Theorem 91 
9.2 
356 
Similar Polygons 
new 
per2 
per6 
honors
class  per 5 
vocabulary 
similar
polygons, scale drawing 
9.3 
362 
Similar Triangles 
new 
per2 
per6 
honors
class  per 5 
vocabulary 
no new vocabulary 
theorem/postulate 
Postulate 91, Theorem 92, Theorem 93, 
9.4 
368 
Proportional Parts and Triangles 
new 
per2 
per6 
honors
class  per 5 
vocabulary 
no new vocabulary 
theorem/postulate 
Theorem 94, Theorem 95 
9.5 
374 
Triangles and Parallel Lines 
new 
per2 
per6 
honors
class  per 5 
vocabulary 
no new vocabulary 
theorem/postulate 
Theorem 96, Theorem 97 
9.6 
382 
Proportional Parts and Parallel
Lines 
new 
per2 
per6 
honors
class  per 5 
vocabulary 
no new vocabulary 
theorem/postulate 
Theorem 98, Theorem 99 
9.7 
389 
Perimeters and
Similarity 
new 
per2 
per6 
honors
class  per 5 
vocabulary 
scale factor 
theorem/postulate 
Theorem 910 




