Answer:  a)pentágono 540° = 108×5  
b)heptágono 900°≈128.57 ×7
- c)octágono 1080° = 135 × 8
- d)nonágona 1260 = 140 × 9
Step-by-step explanation:
360 ÷ number of sides  = x  Subtract  x from 180 =y measure of interior∠
Multiply y × number of sides == sum of interior angles
 
        
             
        
        
        
Answer:
-43
Step-by-step explanation:
 
        
             
        
        
        
Answer:
1 . 2 dots
Hope that helps a bit Stay Safe ️️
 
        
             
        
        
        
Answer:
46
Step-by-step explanation:
14-60 equals 46 and just go to your answer and put that in and there u go buddy
 
        
             
        
        
        
Sin, cos, and tan are fairly difficult questions to answer because if you know what soh, cah, toa is, then 14 million numbers could not even express the amount of stupidity that you possess by asking such a foolish question, young man.