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What is the actual diameter in light-years

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Reference no: EM131390083

Use the small-angle formulas = (θ ×d)/206,265 to answer the following question: What is the actual diameter in light-years of the Cat's Eye Nebula if its angular diameter (arcseconds) = 20 and its distance (light-years) = 3,300?

Reference no: EM131390083

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