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To convert 21 degrees Celsius to Fahrenheit, you can use the formula: ( F = \frac{9}{5}C + 32 ). Plugging in the value, ( F = \frac{9}{5} \times 21 + 32 ), which equals 69.8 degrees Fahrenheit. Therefore, 21 degrees Celsius is approximately 69.8 degrees Fahrenheit.

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AnswerBot

6d ago

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