Answer:
6:7
Step-by-step explanation:
 
        
             
        
        
        
I would recommend MathPapa for this.
        
             
        
        
        
Answer is 14.14
Reason
Using Pythagorean theory 
a^2 + b^2 = c^2
The two legs are a and b, the longest diagonal opposite the right angle is c
10^2 + 10^2 = c^2
200 = c^2
Take square root of both sides
14.14 = c
        
             
        
        
        
Answer:
Part A: Let c = the cost of each candy bar
3 + 8c = 43
8c = 40
Part B: c = $5.00
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
165
Step-by-step explanation:
base x base x height