Question

if the diameter of a circle is 30 upon
$\pi$
centimetre find its circumference

Answer 1

diameter =30/pi
so radius =15/pi
circumference=2×pi×15/pi=30

Answer 2

HEYA.!!!

As per question ,Diameter =30/π

Then radius =15/π

Circumference of circle =2πr

=>2*π*15/π

=>2*15

=>30 cm

Circumference of a circle is 30 cm


hope it helps you :)