Answer:
0?
Step-by-step explanation:
 
        
             
        
        
        
Answer:
So, the required width of rectangular piece of aluminium is 8 inches
Step-by-step explanation:
We are given:
Perimeter of rectangular piece of aluminium = 62 inches
Let width of rectangular piece of aluminium = w
and length of rectangular piece of aluminium  = w+15
We need to find width i.e value of x
The formula for finding perimeter of rectangle is: 
Now, Putting values in formula for finding Width w:

After solving we get the width of rectangular piece :w = 8
So, the required width of rectangular piece of aluminium is 8 inches
 
        
             
        
        
        
Answer:
k>5/14
Step-by-step explanation:
 
        
             
        
        
        
There are 26 letters in the alphabet, 5 are vowels, therefore, the probability of choosing a vowel the first time is:

and the second time is:

Continuing with this reasoning, we get that the probabilities each time are:

Finally, the probability that you get all vowels is the product of the probabilities:

Writing the above result as a percentage we get: 

Answer: 
 
 
        
             
        
        
        
Answer:
44.1
Step-by-step explanation:
Pls brainiest
9*4.2=first rectangle area=37.8
3*4.2/2=small triangle=3*2.1=6.3
37.8+6.3=44.1