Circles with centres P,Q& S are touching each other externally as shown in the figure at points
Channel: Doubtnut
Date: 2020-01-26

Circles with centres P,Q& S are touching each other externally as shown in the figure at points A, B & C. If radii of circles with cenres P, Q & S are 1,2 and 3 respectivelu then the length of chord AB is `\"_______\"`