Answer:
Step-by-step explanation:
Area of circle =πr²  and r = s/2
Area of the shaded region = area of square - area of the circle
A = s² + πr²  
 
        
             
        
        
        
Answer:
Vaccines are made of mixtures that contain either parts of pathogens or whole pathogens that prepare the body's defenses to fight against the pathogens.
hope it helps.
<h2>stay safe healthy and happy...</h2>
 
        
             
        
        
        
Answer:
68 miles per hour. This is the right answer.
Step-by-step explanation: