From a point Q, the length of the tangent to a circle is 24 cm and the distance of Q from the centre is 25 cm. Find the radius of the circle.

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asked Mar 15, 2018 in Mathematics by shabnam praween (19,050 points) 5 6 68
From a point Q, the length of the tangent to a circle is 24 cm and the distance of Q from the centre is 25 cm. Find the radius of the circle.

1 Answer

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answered Mar 15, 2018 by santoshjha (25,550 points) 4 5 7
selected Mar 27, 2018 by Vikash Kumar
 
Best answer

Let O be the centre of the circle and point of contact be P Then, in rt. ∆ POQ

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