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      Question

      In the given figure, B and C are the centres of the two

      circles. ADE is the common tangent to the two circles. If the ratio of the radius of both the circles is 3 : 5 and AC = 40, then what is the value of Β  DE ?
      A 3√15 Correct Answer Incorrect Answer
      B 5√15 Correct Answer Incorrect Answer
      C 6√15 Correct Answer Incorrect Answer
      D 4√15 Correct Answer Incorrect Answer

      Solution

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