Home > CCG > Chapter 4
Lesson 4.1.1, lesson 4.1.2, lesson 4.1.3, lesson 4.1.4, lesson 4.1.5, lesson 4.2.1, lesson 4.2.2, lesson 4.2.3, lesson 4.2.4, lesson 4.2.5.
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Exercise 123 Page 269
Check the answer.
In similar shapes , the ratio between any pair of corresponding sides is always equal. Let's identify corresponding sides in the two triangles.
a/b=.a /2./.b /2.
LHS * 2.4=RHS* 2.4
a/c* b = a* b/c
To identify corresponding sides, we should separate the triangles.
LHS * 3=RHS* 3