Math, asked by arpitmeena635, 7 months ago

Find the perimeter of semi circle whose diameter is 28 cm.

Answers

Answered by sharonr

3

Answer:

the perimeter of semi circle is $72cm$

Step-by-step explanation:

Given:

Diameter is $28cm\\$

We need to find the perimeter of semi circle

The radius is $14cm$

The perimeter of semicircle is

$=\pi r+2r\\\\=14\pi+28\\\\=44+28\\\\=72$

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