Answer:
Step-by-step explanation:
x²-8x-20
=x²-10x+2x-20
=x(x-10)+2(x-10)
=(x-10)(x+2)
second factor is x+2
 
        
                    
             
        
        
        
Answer:

Step-by-step explanation:
Hi!
Since an equilateral triangle means that every side is equal, our triangle will have 12 on all sides.
To find the height of an equilateral triangle we use  .
.
 .
.
So the height is  .
.
Now we have to solve 12 *  ÷ 2.
 ÷ 2.

 .
.
Thus, the area of the triangle is  .
. 
Hope this helps!
 
        
             
        
        
        
Answer:
i think the answer would be 53 CM
Step-by-step explanation:
 
        
             
        
        
        
The answer is -- 8 hours
Explanation:
8 (tip) x 6 (tables) = $48
104 - 48 = $56
56 / 7 = 8