Question

If the diameter of circle is 30 cm how far it will move in one turn of a wheel

Answer 1

Distance a wheel will move in one turn
= Circumference of the wheel

Distance
$= 2\pi \: r \\ = 2 \times \frac{22}{7} \times \frac{30}{2} \\ = \frac{660}{7} \\ = 94.78 {cm}^{2}.$



Hope this will help you. 

If you like my answer
Please mark it as brainliest 
And 
Be my follower if possible.

Answer 2

Diameter of circle =30 cm
it will move in one turn {C} =pied
22/7×30