Question

if the radius of a circle is 4cm ,then find itd circumference​

Answer 1

Answer:

25.143 cm

Step-by-step explanation:

   $Circumference = 2\pi r \\Radius = 4cm \\Circumference = 2 \pi 4\\Circumference = 2 \times \frac {22}{7} \times 4\\Circumference = 25.14285714\\Circumference = 25. 143 cm$