Answer:
B) AD=30m
Step-by-step explanation:
AG:AD=2:3
Given AG=20m
Then;
[tex]20:AD=2:3[/tex]
Rewrite as ratio to get;
[tex]\frac{20}{AD}=\frac{2}{3}[/tex]
Cross multiply;
[tex]2|AD|=3\times 20[/tex]
[tex]2|AD|=60[/tex]
Divide through by 2;
[tex]|AD|=30[/tex]
