At what temperature will the centigrade scale be equal to Fahrenheit scale?
Answer: -40°
Solution/Proving:
°F = (-40°C × 9/5) + 32
°F = -72 + 32
°F = -40°
And now we have also to convert -40° Fahrenheit to Celsius.
°C = (-40°F – 32) 5/9
°C = -72 × 5/9
°C = -40°
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| Celsius to Fahrenheit |
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