Answer:
Correct choice is B
Step-by-step explanation:
In step 4 were proved that 
By definition, similar triangles have proportional lengths of corresponding sides. To the side AB corresponds side ED, to the side AC corresponds side DC and to the side BC corresponds side EC. Thus,

12/30 = 2/5
12/30 = 0.4
Answer: 2/5 or 0.4
*Hope that helps and Enjoy Brainly :)
9514 1404 393
Answer:
$100
Step-by-step explanation:
The amount of simple interest earned is given by the formula ...
I = Prt
where P is the amount investe, r is the annual rate, and t is the number of years.
Solving for P, we find ...
P = I/(rt) = $5.00/(0.005·10) = $100
Susan deposited $100.