Then the length of the line segment PQ is:

The distance between centres of two circles of radii 3 cm and 8 cm is 13 cm. If the points of contact of a direction common tangent to the circles are P and Q, then the length of the line segment PQ is:

  1. 11.5 cm
  2. 12 cm
  3. 11.9 cm
  4. 11.58 cm
Anurag Mishra Professor Asked on 11th December 2015 in Maths.
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    Answer:  (2) 12 cm 

    Anurag Mishra Professor Answered on 11th December 2015.
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