Q. 25.0( 1 Vote )
The radius of a c A.
cm
B. 2
cm
C. 2
cm
D.
cm
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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