20 divided by square root of 89




Here we will show you how to calculate 20 divided by the square root of 89. In fact, we will show you two different ways of calculating 20 divided by √89. We start by displaying the problem we are solving in mathematical terms, as follows:

20 ÷ √89  = 
   
20
 
   
89

Method 1
To solve the problem 20 divided by the square root of 89 using this method, we first find the square root of 89, and then we divide 20 by the answer to the square root of 89.

   
20
 
   
89
  ≈ 
   
20
 
   
9.4339811

   
20
 
   
9.4339811
  ≈  2.1199958


Method 2
With this alternate method, we first move the radical from the denominator to the numerator by multiplying the numerator and denominator by √89 like this.

   
20 × √89
 
   
89 × √89
  ≈ 
   
188.6796226
 
   
89

Then we divide the numerator by the denominator to once again get the answer to 20 divided by the square root of 89.

   
188.6796226
 
   
89
  ≈ 2.1199958 

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20 divided by square root of 90
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