Diameter of the circle is 26cm.The length of the chord is 5cm from the center of the circle what will be lenght of the chord?
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Given diameter of circle = 26 cm
diameter =2r = 26 cm
radius = 13 cm
length of chord of circle = 24 cm
Given OA = 13 cm
AC=
2
AB
=12cm
∴OC=
OA
2
−AC
2
(By Pythagoras theorem)
=
(13)
2
−(12)
2
=
169−144
=
25
=5cm
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