Question

the circumference of circle is 3.14 metre find its area

Answer 1

circumference =2pie r
3.14 =2 ×3.14×r
r= 3.14/3.14×2
r=1/2
area =pie r^2
=3.14 ×1/2×1/2
=0.785 m^2
mark it as a brainielist answer

Answer 2

2πr=3.14
2*3.14*r=3.14
r=2
πr²=area
3.14*2*2=12.56