______________________________________
A D C B
AC=3
AD = 1.5 since D is the midpoint
DC = 1.5
C is the midpoint DB then DC=CB
since DC=1.5 then CB=1.5
AB=AD + DC+CB
AB = 1.5 + 1.5+1.5
AB = 4.5cm
Step-by-step explanation:
it's ur answers I hope it's helpful..
The answer is B
None of the rest equal up to the same thing