Math, asked by harshil05, 10 months ago

what is perimeter of closed semicircle ?​

Answers

Answered by abhaytamang111
4

Answer:

Answer:The perimeter of a circle is π × d where d is the diameter so half of that is 1/2 π × d. But If you are going to walk around a semicircle you need to go half way around the circle and then across a diagonal to get back to where you started so the perimeter is 1/2 π × d + d.

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