# What is 89 Fahrenheit in Celsius?

##### 2 Answers

#### Answer:

#### Explanation:

This should be in the Physics section but anyway...

For this, you need to know the formula that converts Fahrenheit to Celsius.

Googling it, you will easily find that:

where

and

So, since

so

I'm sure most people would pull out their calculator at this stage, but we could simplify it a bit more, if one notices that

Then we can simplify the 3 (because

Then

You could bust out your calculator at this point but we could go a bit further, if one notices that

Since

we have: