In the given diagram ‘O’ is the centre of the circle and AB is parallel to CD.
AB = 24 cm and distance between the chords AB and CD is 17 cm. If the radius
of the circle is 13 cm, find the length of the chord CD.
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Chords equidistant from the centre of a circle are equal in length or equal chords of a circle are equal distance from the centre.
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Answer:
h²=p²+b² = p²=h² -b²= p²= 169-144=25 root25= 5
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