SOLUTION: work out perimeter of a semicircle with a radius of 3cm give your answers in terms of pie=3.14

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Question 1110932: work out perimeter of a semicircle with a radius of 3cm
give your answers in terms of pie=3.14
Answer by amalm06(224) About Me  (Show Source):
You can put this solution on YOUR website!
Circumference of circle = 2pi*r
Circumference of semicircle = (1/2)(2pi*r)=pi*r
Given: r = 3 cm
Then circumference of semicircle = 3pi (Answer)