Question

if diameter of a circle is 7 centimetre its circumference is x=(22/7)​

Answer 1

diameter =7cm

circumference is =7π=22cm

Answer 2

Hey mate ☺

diameter(d)= 7cm

radius(r)=

$\frac{7}{2} cm$

Circumference of Circle=

$2\pi \: r$

$= 2 \times \frac{22}{7} \times \frac{7}{2} \\ = 22cm$

Circumference of circle is 22cm

Hope it helps you☺✌✌