6
AC is a diagonal and so is BD.
E is the center/mispoint
BE is half of BD which is 12 since it's equal to AC
12/2... 6
Answer:
3, 5, 10, 15
Step-by-step explanation:
I hope its help
((x^2-3x-18)/(x+3))
((x-6)(x+3))/(x+3)
The x+3 on top cancels out the x+3 on the bottom so all you have left is
x-6
Hope I didn't mess up for your sake!