Divide both numbers by 13/90
13/90x = 130
÷13/90   ÷13/90
x= 900
        
                    
             
        
        
        
25 because you do 19 squared plus 16 squared equals 617, you do 617 rooted. It’s called pythagorus.
        
             
        
        
        
The set of all numbers less than or equal to -8 or greater than or equal to 2 is -8 ≥ x ≥ 2. The set is {x∈R|-8 ≥ x ≥ 2}
<h3>The set of numbers</h3>
From the question, we are to write the set of numbers l<u>ess than or equal</u> to -8 or<u> greater than or equal</u> to 2
Let x represent the set of the numbers
If a number is less than or equal to -8
Then, 
-8 is greater than or equal to the number 
That is, 
-8 ≥ x
If a number is greater than or equal to 2 
Then, 
x ≥ 2
Thus, the set of all the numbers is 
-8 ≥ x ≥ 2
Hence, the set of all numbers less than or equal to -8 or greater than or equal to 2 is -8 ≥ x ≥ 2. The set is {x∈R|-8 ≥ x ≥ 2}
Learn more on Set of numbers here: brainly.com/question/18667553
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The answer would be A-72cm^2