SOLUTION: Ken wants to make a half circle with a diameter of 5 centimeters using a metal wire. How long is the wire he needs? What is the area of the half circle if pi=3.14?

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Question 1061804: Ken wants to make a half circle with a diameter of 5 centimeters using a metal wire. How long is the wire he needs? What is the area of the half circle if pi=3.14?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
The circumference of the 1/2 circle = pi*r or pi*d/2
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The area = pi%2Ar%5E2%2F2