Step-by-step explanation:
dear by changing the sign by elimination method everything gets cancelled
 
        
                    
             
        
        
        
Answer:
Whats the question
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
C.
Step-by-step explanation:
A complementary angle is an angle at 90 degrees and is formed by 2 angles.
 
        
             
        
        
        
Answer:
Water in container B will be at 6.own
Step-by-step explanation:
calculate the volume in cont. A
 VoA=400×6
 =2400cm cube
 VoB=420ml
 =420cm cube [1ml=1cm cube]
 now add both volumes
 V=2400+420
 =2820cm cube
 Now,
 2820 cm cube in jar B so
 2820=420×h
 h=6.71
 
        
             
        
        
        
Answer:15.2
Step-by-step explanation:380/25