Question

Please solve this question
It's urgent
No spamming
Need Appropriate answer​

Answer 1

Here's your answer

Hope it helps!!!!

Answer 2

I would solve ut.

But it's too long.

Sry

I'm busy wuth another question.

Use are of ring to solve it

$\pi(bigger \: radius {}^{2} \: - \: smaller \: {radius}^{2} )$