A tangent PQ at a point P of a circle of radius 5 cm meets a line through the center O at a point Q so that OQ = 12 cm. Length of PQ is:
A. 119−−−√cm
B. 13 cm
C. 10 cm
D. 12 cm
A tangent PQ at a point P of a circle of radius 5 cm meets a line through the center O at a point Q so that OQ = 12 cm. Length of PQ is:
A. 119−−−√cm
B. 13 cm
C. 10 cm
D. 12 cm