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I need help what is the answer
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I need help what is the answer

I need help what is the answer-example-1
User Jagger
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1 Answer

2 votes

9514 1404 393

Answer:

6π

Explanation:

The circumference of a circle is given by the formula ...

C = πd

The arc length of a semi-circle is half that, so is ...

arc length = (1/2)πd = 1/2·π·12 = 6π . . . units

User Pawel Szulc
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