Find the area of a circle with a radius of 5 feet. Round your answer to the nearest tenth. Find the area of a circle with a diam
eter of 56 millimeters. Round your answer to the nearest hundredth.
       
      
                
     
    
    
    
    
    1 answer:
            
              
              
                
                
Case 1 :
Radius, r = 5 feet.
Area,
 
Case 2 :
Diameter, d = 56 mm.
So, radius, r = d/2 = 28 mm.
Area, 

Hence, this is the required solution.
 
                                
             
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