Please help.
Look at the two triangular flags below.

What is the length of the side BC of triangle ABC?

3 m

2 m

4 m

8 m
http://gyazo.com/d31f867cc94aafcae6b017f560503caa

Question

Please help.
Look at the two triangular flags below. 
  
 
                                          
What is the length of the side BC of triangle ABC?

 3 m

 2 m

 4 m

 8 m
http://gyazo.com/d31f867cc94aafcae6b017f560503caa

anonymous · Answer

dear your triangles are the same so side BC is equal to EF 
4x-5=x+1   x=2   BC=3

anonymous · Answer

Oh sorry Didn't see this till now. thank you

anonymous · Answer

tnx