Answer:
659.6 ft 
Step-by-step explanation:
x = 140 / tan 23  
x = 329.82(rounded to hundredth)
so total ground distance between the cables = 2x = 2(329.82) = 659.64 feet
 
        
             
        
        
        
Answer:
7x-2
Step-by-step explanation:
9(x+3)-(2x+5)
9x+3 -2x -5
7x-2
 
        
             
        
        
        
Answer:   
Step-by-step explanation:
Given : Number of choices for novels = 4
 Number of choices for plays = 6
 Number of choices for poetry books = 5
 Number of choices for nonfiction books = 5
Total books =4+6+5+5=20
If he wants to include all 4 novels, then the number of books left to select = 9-4=5
Remaining choices for books = 20-4=16
Number of combinations of n things taking r at a time : 
Then, the number of different reading schedules are possible :_

Hence, the required answer is  .
.
 
        
             
        
        
        
I watch anime and write fanfiction :). I have to pass my finals for math and english before I become ungrounded cause I have D's in those two subjects but other than that yeah hi :)
 
        
                    
             
        
        
        
Answer:
There are no dimensions of a circle. I don't think that is possible.