Answer:
31.75 cm is equal to 12.5 in
Step-by-step explanation:
 
        
             
        
        
        
Answer:
3
Step-by-step explanation:
sorry i cant answer it wont let me
 
        
             
        
        
        
7ab+5 is the simplest it can be 
        
             
        
        
        
Answer:
B.
Step-by-step explanation:
So we know right off the bat the angles ABE and CBD are congruent because of vertical angles.
Now we can look at the sides.
The ratio for 27:18 = 3:2
The ratio for 36:24 = 3:2
They check out.
That means that the answer is B. SAS
 
        
             
        
        
        
Answer:
2i and -2i
Step-by-step explanation:
I'll change u to x to be easier to understand.
x^2 = -4
sqrt(x^2) = sqrt(-4)
sqrt(-4) = 2i, or -2i