Answer:
Part 1) The area is 
Part 2) The circumference is 
Step-by-step explanation:
step 1
Find the area
we know that
The area of a circle (circular tablecloth) is equal to

we have
 ------> the radius is half the diameter
 ------> the radius is half the diameter

substitute


step 2
Find the circumference
we know that
The circumference of a circle (circular tablecloth) is equal to

we have
 
 

substitute


 
        
             
        
        
        
5500 is the awnser I came up with
        
             
        
        
        
24 makes the equation true
        
             
        
        
        
Answer:
The constant of variation in a direct variation is the constant (unchanged) ratio of two variable quantities. The formula for direct variation is. y = k x (or y = k x ) where k is the constant of variation . Example 1: If y varies directly as x and y = 15 when x = 24 , find x when y = 25 .
Step-by-step explanation:
Hope this helps, mark brainliest