A secant is drawn from a point P to a circle P to a circle so that it meets the circle first at A, then goes through the centre, and leaves the circle at B. If the length of the tangent from P to the circle is 12 cm, and the radius of the circle is 5 cm, then the distance from P to A is:

Options

A. 10 cm
B. 8 cm
C. 12 cm
D. 18 cm

Answer

B