Question

Perimeter of semi-circle is given by

Answer 1

Answer:

HELLO!!❤

YOUR ANSWER↓

Step-by-step explanation:

To calculate the perimeter of semi-circle!!❤

↓___Formula__↓

= π × Radius of circle

= 22/7 or 3.14 × Radius of Circle

HOPE IT HELPS YOU ❤

Answer 2

Answer:

$\pi \: r + d$

Step-by-step explanation:

$perimeter \: of \: circle = 2\pi \: r$

$semicircle = half \: of \: circle$

$perimeter \: of \: semicircle \: =\pi \: r + diameter \: of \: circle$

$perimeter \: of \: semicircle = \pi \: r + d$