Answer:
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer: 9
Step-by-step explanation:
When you multiply 9*9, you get 81 whose sum is 9 (8+1)
Likewise, 9*8=72( 7+2=9)
 
        
                    
             
        
        
        
Answer:
disagree
Step-by-step explanation:
If the triangle is right, then the square of the longest side must equal the sum of the squares on the other 2 sides.
longest side = 12 ⇒ 12² = 144
7² + 7² = 49 + 49 = 98
Since 144 ≠ 98 then triangle is not right
 
        
             
        
        
        
Answer:
the answer is 0.15
Step-by-step explanation:
you cound 0.10 + 0.04 + 0.01 and then you have 0.15