1.

Thediameter of a circle is a line which joins two points on the circleand also passed through the centre of the circle. (In the adjoiningfigure AB is a diameter of the circle; C is its centre.) Express thediameter of the circle (d) in terms of its radius(r).

Answer»

The
diameter of a circle is a line which joins two points on the circle
and also passed through the centre of the circle. (In the adjoining
figure AB is a diameter of the circle; C is its centre.) Express the
diameter of the circle (d) in terms of its radius(r).





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