What is the approximate length of arc s on the circle below? Use 3.14 for Pi. Round your answer to the nearest tenth.
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The answer is going to be 2*sqrt(5). You have to split it into perfect squares for it to be simplified... so in this case, I had sqrt(4*5) because sqrt(4) can be simplified... so your answer would be sqrt(4)*sqrt(5) or 2sqrt(5)
