Respuesta :
Answer:
18
Step-by-step explanation:
AB+BC=
AB+BC=
\,\,AC
AC
Segment addition postulate
6+12=
6+12=
\,\,AC
AC
Plug in known values
18=
18=
\,\,AC
AC = 18
Answer:
18
Step-by-step explanation:
AB+BC=
AB+BC=
\,\,AC
AC
Segment addition postulate
6+12=
6+12=
\,\,AC
AC
Plug in known values
18=
18=
\,\,AC
AC = 18