Question

if area of circle is 50.24metre square find its circumfrence

Answer 1

Answer:

The radius is 4m

Explanation:

The area of a circle with radius r is

A=π⋅r2⇒r=√Aπ

where A=50.24

Hence

r=√50.24π=√16=4m

so circumferance = 2pier=2 X 22/7 X4

                                          =8