If one of the diameters of the circle is a chord to the circle with centre (2, 1), then the radius of the circle is |
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a) |
b) |
c) |
3 |
d) |
2 |

If one of the diameters of the circle is a chord to the circle with centre (2, 1), then the radius of the circle is |
|||||||

a) |
b) |
c) |
3 |
d) |
2 |

1 Answer

127 votes

**(c)**

The centre of given circle is (1, 3) and radius is 2. So, is a diameter of the given circle has its mid point as (1, 3). The radius of the required circle is 3

127 votes

127