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They are equal at -40° (minus 40 degrees).

...because if we convert the readings of Celsius and Fahrenheit, we will have:

Celsius to Fahrenheit (-40°C x 9/5) +32 = -72 + 32 = -40°F

Fahrenheit to Celsius (-40°F - 32°) x 5/9 = (-72 )x 5/9 = -40°C

Algebraically (for the numerical value T)

The formula for some identical temperature T would be

T(°F) = T(°C) and T = (9/5 T + 32) yields 4/5 T = -32 and T = -40

(see related question)

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12y ago
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13y ago

it is -40 degrees, Tc = (5/9)*(Tf-32); Tc = temperature in degrees Celsius, Tf = temperature in degrees Fahrenheit

putting Tf=-40 we get Tc -40,

so minus forty (-40) is only the value at which the both temp. ars equal.

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Q: At what temperatures are Fahrenheit and Celsius the same?
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Related questions

At what temperatures will the readings on the Fahrenheit and Celsius thermometers be the same?

At -40 degrees.


To convert Celsius temperatures to Fahrenheit temperatures quickly without?

Formula: Fahrenheit = (Celsius x 1.8) + 32


What the two scales for temperatures?

Fahrenheit and Celsius


What Celsius temperatures equal to absolute zero?

-273.15 Celsius or -459.67 Fahrenheit.


WHICH IS FALSE 5 degrees celsius is warmer than 5 degrees Fahrenheit 15 degrees CELSIUS IS COOLER THAN 60 DEGREES FAHRENHEIT 30 DEGREES CELSIUS IS WARMER THAN 90 DEGREES FAHRENHEIT 35 DEGREES CELSIUS?

I suggest you convert each of the Fahrenheit temperatures to Celsius (or the other way round, each of the Celsius temperatures to Fahrenheit), and then compare.


Why is it that temperatures at -40 degrees celsius and Fahrenheit are the same?

There are two reasons for this. The first is that a Fahrenheit degree is smaller than a Celsius degree. Four Celsius degrees is the same size as nine Fahrenheit degrees. The second reason is that 32 degrees Fahrenheit is zero degrees Celsius. If you put those two ideas together you figure out that -40°F = -40°C.


Temperatures at which both Fahrenheit and Celsius are equal?

-40


When will Celsius Fahrenheit and Kelvin scales temperatures be equal and how?

Celsius and Fahrenheit scales are equal at -40o Kelvin and Fahrenheit scales are equal at 574.25o


What is 15000000 degrees celsius in Fahrenheit -?

Temperatures in that range are associated with stellar fusion, and are usually expressed in Kelvin, which is practically the same as Celsius for those high temperatures. However, 15 million °C would equal 27 million °F. Fahrenheit is almost never used for such high temperatures. Celsius and Kelvin are normally used. But 15 million degrees on the Celsius scale would be approximately 27 million degrees on the Fahrenheit scale.


What is the Fahrenheit to Celsius ratio?

1 Fahrenheit degree = 5/9 of one Celsius degrees 1 Celsius degree = 1.8 Fahrenheit degree There is no constant ratio between the °F and °C numbers for the same temperature, because their zeros are at different temperatures. A Celsius number less than -40° is colder than the same Fahrenheit number. A Celsius number more than -40° is warmer than the same Fahrenheit number. And -40° is the same actual temperature in both °F and °C.


When you say the temperature in the US is it in Celsius or Fahrenheit?

In the US, temperatures are typically reported in Fahrenheit


What are three different units for measuring temperatures?

Celsius(C) , Fahrenheit(F) , Kelvin(K), or Rankine