Geometry, I need it ASAP

Hello.

I have 8 questions, you can look for the book online if you can find it then move to next question, I need it tomorrow at 10am Houston time. Please, before you ask to help, check the questions and let me know if you can solve it, just be honest, thank you. Question 4 is related to the triangles ( All Triangles are Isosceles) is the other folder.