The locus of the centre of all circles of given radius r, in the same planes, passing through a fixed point is :

Monjur Alahi

The locus of the centre of all circles of given radius r, in the same planes, passing through a fixed point is : 

(A) A point 

(B) A circle 

(C) A straight line 

(D) Two straight lines


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Salim Ahmed Kawsar

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(B) The locus of the centre of all circles of given radius r, in the same planes, passing through a fixed point is a circle.

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