4.4 using congruent triangles: CPCTC

Question 1

CPCTC

Answer 1

with SAS, ASA,SAS, and AAS, you know how to use threee parts of triangles to show that the triangles are congruent. Once you have triangles congruent, you can make conclusions about their other parts because , by definition, corresponding parts of congruent triangles are congruent.