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  1. Chords AB and CD of a circle intersect at E and are perpendicular to each other. Segments AE, EB and ED are of lengths 2 cm, 6 cm and 3 cm respectively. Then the length of the diameter of the circle (in cm) is
    1. 65
    2. 1
      65
      2
    3. 65
    4. 65
      2
Correct Option: A

As per the given in question , we draw a figure circle

Given , AE = 2 cm
EB = 6 cm
ED = 3 cm
∴ AE × EB = DE × EC

⇒ EC =
2 × 6
= 4 cm.
3

∴ Diameter = √7² + 4² = √49 + 16 = √65 cm



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