13. Four mark example problems II

\(\triangle ABC\) is equilateral and \(CD\) of the right triangle \(BCD\) is \(8 \ cm\). Find the side of the equilateral \(\triangle ABC\) and also \(BD\).

 

 

Answer:

 

The side of the equilateral \(\triangle ABC =\)  \(cm\)

 

\(BD =\)  \(cm\)