Answer:
Please see attached picture for full solution.
Right angle= 90°
The sum of all the angles in a triangle is 180°.
 
        
             
        
        
        
Answer:
-18
Step-by-step explanation:
-3x + x³ 
-3(-3) + (-3)³ 
9 + (-27)
9 - 27 = -18
 
        
                    
             
        
        
        
I can help too yo, just post the questions and stuff like that
        
             
        
        
        
Answer:
11/15 cups
Step-by-step explanation:
2/5 * 1/3 = 
2    *    1            6        5         11
_         _     =     _   +   _    =   _
5    *    3           15       15        15
 
        
             
        
        
        
Answer:
x > 56
Step-by-step explanation:
x/8 - 13 > -6
x/8 > 7
x > 56