Question

AC and DE are two parallel streets. CD is a road at right angles joining the two streets. The post office is located on the road CD at point B.

What is the distance between point A and the post office?

A 9 miles
B 10 miles
C 12 miles
D 17 miles

Answer 1

incomplete

Answer 2

?

Answer 3

lengths of AC n CD?

Answer 4

http://assets.openstudy.com/updates/attachments/4fd03f99e4b0e0466317e765-joker123456-1339047848157-3696158172011114936am177249426.png

Answer 5

there is the picture

Answer 6

use similar triangles

Answer 7

hummmm

Answer 8

AB / BC = ? / ?

Answer 9

eb/db

Answer 10

i got B but i am not sure...

Answer 11

Imaging that I rearrange the triangles in the shape of similar triangle, you have angle B is common. and just put the number of sides, you can get the ratio and get what you want. That is not the way to solve, just help you understand how to arrange the similar triangles