Question

AE is 2.31 cm
If true then enter $1$ and if false then enter $0$

Answer 1

$AD=2$ cm
$\angle AED={60}^{\circ }$
Now, In $△AED$
$\sin 60=\frac{AD}{AE}$
$AE=\frac{AD}{\sin 60}=2\times \frac{2}{\sqrt{3}}=2.31$ cm