Question

The length of a tangent to a circle from a point P is 12 cm and the radius of the circle is 5 cm, then find the distance from point P to the centre of the circle​

Answer 1

Step-by-step explanation:

Sse the photograph above.

Answer 2

Answer:

AP = 12cm

OA= 5cm

OA is perpendicular to the AP

so, by Pythagoras theorem

${op}^{2} = {oa}^{2} + {ap}^{2} \\ {op}^{2} = {5}^{2} + {12}^{2} \\ {op}^{2} = 25 + 144 \\ \\ {op }^{2} = 169 \\ op = \sqrt{169 } = 13$