A semicircle has a diameter of 3.6m. What is its perimeter?

1 Answer
T1LT
Nov 27, 2017

9.252

Explanation:

From the given diameter, get the radius. The perimeter of a semicircle is half the perimeter of a circle, but we excluded the base. So, the perimeter now is: #2pir + 2r#
Put the value of radius in the formula and get the answer!

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