Question

How do I do this I’m confused, I forgot to send the picture for my last question sorry

Answer 1

To find value of X
We can use Pythagoras theorem...
(BC)^2=(AB)^2+(AC)^2
=>(X)^2=(5)^2+(5 root3)^2
=>(X)^2=25+75
=>(X)^2=100
=>X=root 100
=>X=10
Hope This helps u...!!!