Question

Find the length of a tangent from a point 25cm away from the centre of

circle of radius 7cm.
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Answer 1

Answer:

Let P be the given point, O be the centre of the circle and PT be the length of tangent from P. Then, OP = 25 cm and OT = 7 cm. Since tangent to a circle is always perpendicular to the radius through the point of contact.

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Answer 2

Answer:

24 is the answer I can see this solution