We first add both 19.8 by 19.8 and therefore, that would give us 39.6.
42 - 39.6 = 2.4.
2.4 ÷ 2 = 1.2
1.2 would be the length of each sides.
        
                    
             
        
        
        
Answer:
   5. -18x^3y^4 +54x^2y^4
   6. 6x^2 -40x +50
Step-by-step explanation:
Use the distributive property. The factor outside parentheses multiplies each term inside parentheses.
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<h3>5.</h3>
   
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<h3>6.</h3>
   
 
        
             
        
        
        
Answer:
measure it bro lol
Step-by-step explanation: