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      Question

      The distance between the centres of two circles having

      radii 22 cm and 18 cm, is 32 cm. The length (in cm) of the direct common tangent of the two circles is :
      A 2√252 cm Correct Answer Incorrect Answer
      B 2√152 cm Correct Answer Incorrect Answer
      C 3√242 cm Correct Answer Incorrect Answer
      D 3√252 cm Correct Answer Incorrect Answer

      Solution

      The correct answer is A

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