If the radius of a circle is $r$ units, then express the length of a diameter of the circle in terms of $r$ .

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Solution

Radius of circle is twice of the diametre.

Radius $= r$ given,

Hence, Diametre $= 2 r$

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If the radius of a circle is r units, then express the length of a diameter of the circle in terms of r.

Radius of circle is twice of the diametre.Radius =r given,Hence, Diametre =2r

If the radius of a circle is $r$ units, then express the length of a diameter of the circle in terms of $r$ .

Radius of circle is twice of the diametre.

Radius $= r$ given,

Hence, Diametre $= 2 r$