Question

Please Answer Fast-: Q: The diameter of circular park is 40m. Find its surface area.

Answer 1

Answer:

Formula $\pi$ X R(radius)^2

So 22/7  X  40/2(Radius)^2

22/7 X 20^2

22/7  X  400

Answer 2

Answer:

127.38

Step-by-step explanation:

Given,

Diameter=40m

2pir=40

r=20/pi

surface area=pir^2

=pi x (20x20)/pi^2

=400÷pi

=400÷(3.14)

=127.38