Complete the proof(using sas congruence)! Use to sas congruence to prove that two angles are congruent

Here are all of the blanks filled in:

1. (Statement) AC is the perpendicular bisector of BD.

3. (Statement) BC is congruent to DC. (Reason) Definition of Congruence.

4. (Reason) Definition of a perpendicular bisector.

5. (Reason) Right Angles are Congruent.

6. (Statement) AC is congruent to AC.

7. (Statement) Triangle ABC is congruent to Triangle ADC. (Reason) SAS Congruence Theorem

Hope this helps!

X= 49; x = 4step 1: foilstep 2: equal both to 0step 3: find x individually