I am able to do (a), but I have no idea how to even start to do (b). pls help.
I Illinoia New member Joined Jun 24, 2021 Messages 2 Dec 23, 2021 #1 I am able to do (a), but I have no idea how to even start to do (b). pls help.
Harry_the_cat Elite Member Joined Mar 16, 2016 Messages 3,693 Dec 23, 2021 #2 Can you see that \(\displaystyle BE^2 = BC^2 - EC^2\)? Does this help you see what to do next?