Question

find the radious of the circle whose area is 4π sq. cm

answer is √2

but i need explanation​

Answer 1

Answer:

supposed that redious of circle is =r cm

Step-by-step explanation:

area of circle is given = 4π

we know that the area of circle is=πr sq.

so

4π=πr sq.

4=r sq.

then,r=2