Question

A round plate has an area 28.26 sq.cm. Find the circumference

Answer 1

Answer:

18.787

Step-by-step explanation:

given,area of round plate=πr²=28.26sq.cm

so,radius of the plate=r=√(28.26÷π)=2.99cm

circumference of the plate=2πr=2×π×2.99=18.787cm

∴circumference=18.787cm