Example 2
If D
ABC ~ D
DEF ~
D PQR such that l
(seg.AB) = 7 l
(seg.DE) = 8 l
(seg.PQ) = 4 and l
(seg.EF)
= 6, find l
(seg.BC) and l (seg.QR).
Solution:
If D
ABC ~ D
DEF ~ D
PQR
Example 3
a) 
b) 
c) 
Each pair of triangles is similar. By which test can they be proved to be similar ?
Solution:
a) S A S test
b) A A test
c) S S S test
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Index
5.1
Introduction
5.2
Ratio And Proportionality
5.3
Similar Polygons
5.4
Basic Proportionality Theorem
5.5
Angle Bisector Theorem
5.6
Similar Triangles
5.7
Properties Of Similar Triangles
Chapter 6
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