Question

up Choice Questions
1. If radius of two concentric circles are 4 cm and 5 cm, then the length of the chord
of one circle which is tangent to the other circle is:
(a) 3 cm
(b) 6 cm
(c) 9 cm
(d) 1 cm.
2. A tangent PQ at a point P of a circle of radius 5 cm meets a line through the centre
O at a point Q So that OQ = 12 cm, length PQ is :
(a 12 cm
(b) 13 cm
(c) 8-5 cm
(d) 7119 C
3. From a point Q, the length of the tangent
cm.​

Answer 1

Answer:

a) 6cm b)8-5cm

Step-by-step explanation:

because the must measure the center of tanged