Answers

2016-03-15T18:15:59+05:30
Perimeter= 2x3.14xr
352=2x3.14xr
r=56.05
radius of the park= 56.05
area of park= 3.14x56.05x56.05=9864.63
radius of outer circle = 56.05+10=66.05
area= 3.14x66.05x66.05=13698.57
area of road= 13698.57-9864.63=3833.94 metre square


0