Answer:
5) p=67.5
6) p=60.9
Step-by-step explanation:
To find the perimeter of a polygon you add all the side lengths together.
Step 1:
11.3+11.3+23.3+21.6=67.5
Step 2: 
19.7+14+9.3+17.9=60.9
 
        
                    
             
        
        
        
Hello There!
You would have to do work out 2 to the fourth power.
Also, 3 x 4.
The rules of powers are:
If you have to multiply, you add them
If you have to divide, you subtract them
If they are in brackets like this ^^, you multiply them.
Therefore, your answer is 
 Hope This Helps You!Good Luck :)
Hope This Helps You!Good Luck :) 
- Hannah ❤
 
        
        
        
x - y = 35
x = 6y
Plug 6y in for x in the first equation. 
6y - y = 35
5y = 35
Divide both sides by 5
y = 7
x = 6y
x = 6(7) = 42
42 and 7
Letter C
Since we had the answers we could have just tried the answers but you will not always have multiple choice so this is the method for solving. 
        
                    
             
        
        
        
Answer:
C (32)
Step-by-step explanation:
12 sneakers / 9 boots = x sneakers / 24 boots
the ratio is 4:3 so divide 24 by 3 and multiply by 4
12 / 9 = (24 / 3 x 4) / 24
12 / 9 = 32 / 24
32 students wore sneakers 
 
        
                    
             
        
        
        
I think it is a glide reflection.