Two circles with centres O and O- of radii 3 cm and 4 cm- respectively intersect two points P and Q such that OP and O-P are tangents to the two circles- Find the length of the common chord PQ-4-85-43-27-9

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Mathematics

Chord Properties of Circles

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Two circles with centres O and O' of radii 3 cm and 4 cm, respectively intersect at two points P and Q such that OP and O'P are tangents to the two circles. Find the length of the common chord PQ.
4.8
5.4
3.2
7.9

3.2

7.9

4.8

5.4

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3.2
7.9