The circumference of a circle is boundary of the circle which is complete length of the arc.
The circumference of the tire is 138.28 cm.
Given:
The radius of circle is 22 centimeter.
How to calculate the circumference of the circle?
Write the formula to calculate the circumference of the tire.
[tex]C=2\pi\times r[/tex]
Substitute the value in above equation.
[tex]C=2\times \dfrac{22}{7}\times 22\\C=\dfrac{968}{7}\\C=138.28\:\rm cm[/tex]
Thus, the circumference of the tire is 138.28 cm.
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