70.2k views
0 votes
Given that line YA is the angle bisector of angle ZYB, find AZ.

Given that line YA is the angle bisector of angle ZYB, find AZ.-example-1

1 Answer

6 votes
ZA = BA because triangles ZYA and BYA are congruent by AAS.

so 5z - 7 = 2z + 5

3z = 12

z = 4

so AZ = 5(4) - 7 = 13
User Christian X
by
8.2k points