Question

Find the diameter of a circle whose radius is $5.6cm$.

Answer 1

Given,

Radius of circle = $5.6cm$

Diameter of a circle is twice of the radius of the circle.

$$\begin{gathered} D=2R \\ D=2\times 5.6 \\ D=11.2cm \end{gathered}$$

Hence, the diameter of the circle is $11.2cm$.