Q. 25.0( 1 Vote )

The radius of a c

Answer :

Let, O be the centre of the circle with chord AB = 8cm

And,


OC be the perpendicular bisector of AC


AO = 6cm


AC = 4cm


In AOC,


OA2 = AC2 + OC2


62 = 42 + OC2


OC2 = 20


OC = 25

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