Answer:
b=84
Step-by-step explanation:
from your equation, subtract 3969 from each side
you are left with b^2=7056
sqrt b^2 = sqrt 7056
b=84
 
        
                    
             
        
        
        
<u>Answer </u>
B. Vertex
<u>Explanation</u>
A vertex is the meeting point of two rays or lines. It is also defined as the point where two or more edges meet. The rays begin and go in two different directions from the vertex.  
In geometry we can say that, it is where each angular point of a polygon, polyhedron, or other figure.
 
        
             
        
        
        
Draw the tape diagram: a long rectangle and divide it into 4 squares in a row.The whole rectangle represents 24 (as a whole number), you're dividing it into 4 parts because you want to know what is 1/4 of it.Now, to find the value of each square: 24:4 = 6.Put the number 6 in each square, and you have found your result.1/4 of 24 is 6.
        
             
        
        
        
Answer:  39.13
Step-by-step explanation:
:)
 
        
                    
             
        
        
        
7/8 = 87.5%
I'm guessing it is meant to say round to the nearest 10th of a percent 
If the question actually says something different comment so i can fix it