AABC is an isosceles triangle, with ZA being the vertex angle.
If mZC=68, what is mZA? (Type the number only.)
![AABC is an isosceles triangle with ZA being the vertex angle If mZC68 what is mZA Type the number only class=](https://us-static.z-dn.net/files/d60/75e6cd49535000edca6360d44d08ae5b.png)