1103076904

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Project ID: 
1103076904
Accepted: 
1
Clonable: 
0
Easy: 
1
The picture shows an acute triangle \( ABC \). Its area \( S=\frac{\sqrt3|AB|\cdot|AC|}4 \). What is the measure of the angle \( \alpha \)?
\( 60^{\circ} \)
\( 45^{\circ} \)
\( 30^{\circ} \)
\( 90^{\circ} \)