Question

the diameter of the circular placemet is 30 cm find the circumference to the nearest mm​

Answer 1

$r = \frac{30}{2} = 15 \\ circumference \: = 2\pi \: r \\ =2 \times \frac{22}{7} \times 15 \\ { \large{ \boxed{ \ = 94.28 \: cm}}}$

${\huge\mathcal{\fcolorbox{lime}{black}{\pink{FROM☞ ADESH \: KUMAR}}}}$