CK-12 Geometry - Second Edition

http://www.ck12.org Chapter 4. Triangles and Congruence

11. Use SAS


12. Use SAS


13. Use SSS


14. Use SAS

Fill in the blanks in the proofs below.

15.Given:AB∼=DC,BE∼=CEProve: 4 ABE∼= 4 ACE

TABLE4.7:

Statement Reason

1. 
   
   
   
   1. 2.^6 AEB∼=^6 DEC 2.
   
   
   
   


2. 4 ABE∼= 4 ACE 3.