Question

A path of width 3.5m runs around a semi-circle grassy plot whose perimeter is 72m.Find the area of the path

Answer 1

Hello,

My answer is correct,but the 1st post has the wrong answer.
In the ncert exemplar my answer is correctly matched,

While doing this question we have to keep in mind the:

AR of semicircle=1/2*pi r ^2
Semicircle perimeter = pi*r+2r

That's all thank you, enjoy the accurate answer

Answer 2

hlo mate here is your answer