Bulu draws a circle using a thread, chalk and, nail. He tied one end of the thread to the nail and the other end to the chalk. The nail acted as _________ and the thread acted as ________ of the circle.
A
boundary, radius
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B
diameter, center
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C
centre, radius
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D
centre, boundary
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Solution
The correct option is C centre, radius The nail will be fixed as the centre and the thread will act as the radius of the circle and the line drawn using the chalk will form the boundary of the circle.