1.

The distance between centres of two circles of radii 3 cm and 8 cm is 13 cm. If the points of contact of a direct common tangent to the circles are P and Q, then the length of the line segment PQ is :

A. 11.9 cm
B. 12 cm
C. 11.58 cm
D. 11.5 cm
Answer» C. 11.58 cm


Discussion

No Comment Found