Answer: 2.1925153x10 to the 3rd
Step-by-step explanation: hope it helps
 
        
             
        
        
        
A ) The angle formed by 2 consecutive radii:
Ф= 360° : 8 = 45°
b ) The angle formed by a radius and a side of a polygon:
α = (180° - 45°): 2 = 135° : 2 = 67.5°
Answer:
B ) 45°, 67.5°
        
             
        
        
        
Answer:
equilateral
Step-by-step explanation:
 
        
             
        
        
        
Answer:
∡x = 74º
Step-by-step explanation:
∡x=  180º - 106 = 74º
 
        
             
        
        
        
The description should be a vertical line on the negative side on the grid and the vertical line should be placed on the negative 8 on the x axis.