Hello, technology!
Code:x C o---------o D \ | \ |20 \ 1 | B o-----o A \ | \ | \ |x \ | \| o O
Let: .
Note that: .
So we have: .
. .
Therefore: .
I'm having trouble setting up an equation for this question, and would appreciate any help! I think I'll be okay once I have an equation, but I can't even get it started
A, B, C and D are posts on the banks of a 20m wide canal. A and B are 1m apart.
If OA is the same length as CD, find how far C and D are apart.