a chord of length 8cm is at distance of 3cm from the center of the circle. calculate the radius if the circle
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Step-by-step explanation:
AB is chord= 8 cm, and OB = radius.
As we know that any chord is perpendicularly bisected by the line from centre of circle.
As ODB is 90°( OD is perpendicular to AB),
Triangle ODB is a right angled triangle.
Thus radius of circle is 5cm.
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