# Perimeter of a Semicircle Calculator

To find the perimeter of a semicircle we need to add the curved section of the semicircle and the length of the diameter at the bottom of the semicircle.

We can find the perimeter of a semicircle with the help of this below formula:

where,
R = Radius of the semicircle

Use our below online perimeter of a semicircle calculator to find the perimeter. Enter the radius in the below input box and click calculate to find the answer.

 Radius of the Semicircle: Perimeter of a Semicircle:

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