Question

the diameter of a circular Park is 960 cm Sq. Find the cost of fencing it at R. s 4 per meter​

Answer 1

Area of circle=

$pi {r}^{2}$

radius of circle=

$\frac{960}{2?} = 480$

area=

$\frac{22}{7?} \times 480 {?}^{2}$

=7214114.2857meter

cost per meter=4Rs

7214114.2857×4

=2896457.143 Rs