Question

Given that D is the midpoint of AB and B is the midpoint of AC, which statement must be true?

А р в кс
AD - AC
AC = 4DB
OAB + DC = AC
0 BK = KC

Answer 1

AC =4DB

Explanation:

D is midpoint of AB .So, AD = DB

AB = 2DB ---------- (i)

B is the midpoint of AC.So, AB = BC

AC = 2AB

= 2*2DB {FROM 1}

=4DB