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PQ is a chord of length 4.8 cm of a circle of radius 3cm. The tangents at P and Q intersect at a point T as shown in the figure.

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PQ is a chord of length 4.8 cm of a circle of radius 3cm. The tangents at P and Q intersect at a point T as shown in the figure. Find the length of TP.

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Let TR = y and TP= x 

We know that the perpendicular drawn from the center to me chord bisects 

It. PR + RQ 

Now, PR + RQ = 4.8

PR + PR = 4.8

PR = 2.4

Now, in right triangle POR 

By Using Pythagoras theorem, we have

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