Question

the diameter of a circular park is 30 m find its surface area
fast please​

Answer 1

Answer:

Given,diameter(d)=30m

sor radius(r)=30/2=15

Surface area of a circle is given by πr^2

That is

π×(15)^2

=3.14×15×15(π=22/7 or 3.14)

=706.5

Or

22/7(15×15)

=4950/7

=707(approx)