The area of central circle would be : pi. d^2 /4
the area of the next region would be : pi ( d^2 - d^2/4) = 3/4 pi d^2
The outermost region would be : pi (9d^2 / 4 - d^2/4) = 5/4 pi d^2
Just multiply all equation with 4, you will get that the ratio will become 1 : 3 : 5
Hope this helps
I came back to my office after I saw the rain.
Simile to compare his hair to a mule's tail.
Answer:
some biggest challenges are
i) i need to control myself from wasting money on unimportant things .
ii) i have to use public transport often .
ii) i have to also face problem regarding my extra expenses such as dress , food and should buy how much i need .