In the given equilateral triangle, the smaller circle and the bigger semi circle are inscribed inside. What is the value of XY
3
Line PV bisects line QR. ΔPST and ΔTUV are similar.
Hence ZY+X=YX=Y;⇒YZ=X−YX+Y;
but in ΔPST, YZ = sin 30 = 12
Hence (12) = X−YX+Y;⇒XY=3