Answer:
AB + HC, HE + CD
Step-by-step explanation:
parallel lines are two lines that are always the same distance apart and will never meet, even if extended
hope this helps :)
 
        
             
        
        
        
Answer:
d. The population standard deviation is known.
Step-by-step explanation:
T-distribution or Z-distribution, which to use?
If we have the population standard deviation is known, we use the z-distribution.
Otherwise, if we only have the standard deviation for the sample, we use the t-distribution.
Which of the following is not appropriate to use the t-confidence interval for
When the population standard deviation is known, so letter d.
 
        
             
        
        
        
Answer:
2, 6, 8, 11
Step-by-step explanation:
A number multiplied by itself gives a perfect square.
4 = 2²
36 = 6²
64 = 8²
121 = 11²
 
        
             
        
        
        
Answer:
I wish <em>i could help </em>
Step-by-step explanation: