# Two ci rc l es of radii 4 cm and 9 c m respectively, touch each other externally at a point and a common tangent touches them at the points P and Q respectively. Then the area of a square with the side PQ is â€“ A.144 $cm^2$ B.194 $cm^2$ C.169 $cm^2$ D.9 $cm^2$

 [ A ]    a [ B ]    b [ C ]    c [ D ]    d
 Answer : Option A Explanation :