Question

Find the perimeter of the adjoining figure, which is a semicircle including
its diameter​

Answer 1

Kindly attach the file .

And if radius of the semicircle is r then, Perimeter of the figure would be =

$= > ( \frac{1}{2} \times 2\pi r) + 2r$

$= > \pi \: r \: + 2r$

$= > r(\pi + 2)$

$= > r(3.14 + 2)$

$= > 5.14r$

Hope this answer helps you ^_^ !